656318520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:132

約数の個数: 576

約数和(自身を含む): 2701389600

約数和(自身を除く): 2045071080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 18, 19, 20, 22, 24, 26, 30, 33, 36, 38, 39, 40, 44, 45, 52, 55, 57, 60, 61, 65, 66, 72, 76, 78, 88, 90, 95, 99, 104, 110, 114, 117, 120, 121, 122, 130, 132, 143, 152, 156, 165, 171, 180, 183, 190, 195, 198, 209, 220, 228, 234, 242, 244, 247, 260, 264, 285, 286, 305, 312, 330, 342, 360, 363, 366, 380, 390, 396, 418, 429, 440, 456, 468, 484, 488, 494, 495, 520, 549, 570, 572, 585, 605, 610, 627, 660, 671, 684, 715, 726, 732, 741, 760, 780, 792, 793, 836, 855, 858, 915, 936, 968, 988, 990, 1045, 1089, 1098, 1140, 1144, 1159, 1170, 1210, 1220, 1235, 1254, 1287, 1320, 1342, 1368, 1430, 1452, 1464, 1482, 1560, 1573, 1586, 1672, 1710, 1716, 1815, 1830, 1881, 1976, 1980, 2013, 2090, 2145, 2178, 2196, 2223, 2280, 2299, 2318, 2340, 2379, 2420, 2440, 2470, 2508, 2574, 2684, 2717, 2745, 2860, 2904, 2964, 3135, 3146, 3172, 3355, 3420, 3432, 3477, 3630, 3660, 3705, 3762, 3960, 3965, 4026, 4180, 4290, 4356, 4392, 4446, 4598, 4636, 4680, 4719, 4758, 4840, 4940, 5016, 5148, 5368, 5434, 5445, 5490, 5720, 5795, 5928, 6039, 6270, 6292, 6344, 6435, 6710, 6840, 6897, 6954, 7137, 7260, 7320, 7381, 7410, 7524, 7865, 7930, 8052, 8151, 8360, 8580, 8712, 8723, 8892, 9196, 9272, 9405, 9438, 9516, 9880, 10065, 10296, 10431, 10868, 10890, 10980, 11115, 11495, 11590, 11895, 12078, 12540, 12584, 12749, 12870, 13420, 13585, 13794, 13908, 14157, 14274, 14520, 14762, 14820, 15048, 15067, 15730, 15860, 16104, 16302, 17160, 17385, 17446, 17784, 18392, 18810, 18876, 19032, 20130, 20691, 20862, 21736, 21780, 21960, 22143, 22230, 22990, 23180, 23595, 23790, 24156, 24453, 25080, 25498, 25740, 26169, 26840, 27170, 27588, 27816, 28314, 28548, 29524, 29640, 29887, 30134, 30195, 31460, 31720, 32604, 34485, 34770, 34892, 35685, 36905, 37620, 37752, 38247, 40260, 40755, 41382, 41724, 43560, 43615, 44286, 44460, 45201, 45980, 46360, 47190, 47580, 48312, 48906, 50996, 51480, 52155, 52338, 54340, 55176, 56628, 57096, 59048, 59774, 60268, 60390, 62920, 63745, 65208, 66429, 68970, 69540, 69784, 70785, 71370, 73810, 75240, 75335, 76494, 78507, 80520, 81510, 82764, 83448, 87230, 88572, 88920, 89661, 90402, 91960, 94380, 95160, 95953, 97812, 101992, 103455, 104310, 104676, 108680, 110715, 113256, 114741, 119548, 120536, 120780, 122265, 127490, 130845, 132858, 135603, 137940, 139080, 140239, 141570, 142740, 147620, 149435, 150670, 152988, 157014, 163020, 165528, 165737, 174460, 177144, 179322, 180804, 188760, 191235, 191906, 195624, 206910, 208620, 209352, 221430, 226005, 229482, 239096, 241560, 244530, 254980, 261690, 265716, 268983, 271206, 275880, 280478, 283140, 285480, 287859, 295240, 298870, 301340, 305976, 314028, 326040, 331474, 332145, 348920, 358644, 361608, 382470, 383812, 392535, 413820, 417240, 420717, 442860, 448305, 452010, 458964, 479765, 489060, 497211, 509960, 523380, 531432, 537966, 542412, 560956, 566280, 573705, 575718, 597740, 602680, 628056, 662948, 664290, 678015, 701195, 717288, 764940, 767624, 785070, 827640, 828685, 841434, 863577, 885720, 896610, 904020, 917928, 959530, 978120, 994422, 1046760, 1075932, 1084824, 1121912, 1147410, 1151436, 1195480, 1262151, 1325896, 1328580, 1344915, 1356030, 1402390, 1439295, 1491633, 1529880, 1570140, 1657370, 1682868, 1727154, 1793220, 1808040, 1823107, 1919060, 1988844, 2103585, 2151864, 2294820, 2302872, 2486055, 2524302, 2657160, 2689830, 2712060, 2804780, 2878590, 2983266, 3140280, 3314740, 3365736, 3454308, 3586440, 3646214, 3838120, 3977688, 4207170, 4317885, 4589640, 4972110, 5048604, 5379660, 5424120, 5469321, 5609560, 5757180, 5966532, 6310755, 6629480, 6908616, 7292428, 7458165, 8414340, 8635770, 9115535, 9944220, 10097208, 10759320, 10938642, 11514360, 11933064, 12621510, 14584856, 14916330, 16407963, 16828680, 17271540, 18231070, 19888440, 21877284, 25243020, 27346605, 29832660, 32815926, 34543080, 36462140, 43754568, 50486040, 54693210, 59665320, 65631852, 72924280, 82039815, 109386420, 131263704, 164079630, 218772840, 328159260, 656318520]

約数ペア:

[(1, 656318520), (2, 328159260), (3, 218772840), (4, 164079630), (5, 131263704), (6, 109386420), (8, 82039815), (9, 72924280), (10, 65631852), (11, 59665320), (12, 54693210), (13, 50486040), (15, 43754568), (18, 36462140), (19, 34543080), (20, 32815926), (22, 29832660), (24, 27346605), (26, 25243020), (30, 21877284), (33, 19888440), (36, 18231070), (38, 17271540), (39, 16828680), (40, 16407963), (44, 14916330), (45, 14584856), (52, 12621510), (55, 11933064), (57, 11514360), (60, 10938642), (61, 10759320), (65, 10097208), (66, 9944220), (72, 9115535), (76, 8635770), (78, 8414340), (88, 7458165), (90, 7292428), (95, 6908616), (99, 6629480), (104, 6310755), (110, 5966532), (114, 5757180), (117, 5609560), (120, 5469321), (121, 5424120), (122, 5379660), (130, 5048604), (132, 4972110), (143, 4589640), (152, 4317885), (156, 4207170), (165, 3977688), (171, 3838120), (180, 3646214), (183, 3586440), (190, 3454308), (195, 3365736), (198, 3314740), (209, 3140280), (220, 2983266), (228, 2878590), (234, 2804780), (242, 2712060), (244, 2689830), (247, 2657160), (260, 2524302), (264, 2486055), (285, 2302872), (286, 2294820), (305, 2151864), (312, 2103585), (330, 1988844), (342, 1919060), (360, 1823107), (363, 1808040), (366, 1793220), (380, 1727154), (390, 1682868), (396, 1657370), (418, 1570140), (429, 1529880), (440, 1491633), (456, 1439295), (468, 1402390), (484, 1356030), (488, 1344915), (494, 1328580), (495, 1325896), (520, 1262151), (549, 1195480), (570, 1151436), (572, 1147410), (585, 1121912), (605, 1084824), (610, 1075932), (627, 1046760), (660, 994422), (671, 978120), (684, 959530), (715, 917928), (726, 904020), (732, 896610), (741, 885720), (760, 863577), (780, 841434), (792, 828685), (793, 827640), (836, 785070), (855, 767624), (858, 764940), (915, 717288), (936, 701195), (968, 678015), (988, 664290), (990, 662948), (1045, 628056), (1089, 602680), (1098, 597740), (1140, 575718), (1144, 573705), (1159, 566280), (1170, 560956), (1210, 542412), (1220, 537966), (1235, 531432), (1254, 523380), (1287, 509960), (1320, 497211), (1342, 489060), (1368, 479765), (1430, 458964), (1452, 452010), (1464, 448305), (1482, 442860), (1560, 420717), (1573, 417240), (1586, 413820), (1672, 392535), (1710, 383812), (1716, 382470), (1815, 361608), (1830, 358644), (1881, 348920), (1976, 332145), (1980, 331474), (2013, 326040), (2090, 314028), (2145, 305976), (2178, 301340), (2196, 298870), (2223, 295240), (2280, 287859), (2299, 285480), (2318, 283140), (2340, 280478), (2379, 275880), (2420, 271206), (2440, 268983), (2470, 265716), (2508, 261690), (2574, 254980), (2684, 244530), (2717, 241560), (2745, 239096), (2860, 229482), (2904, 226005), (2964, 221430), (3135, 209352), (3146, 208620), (3172, 206910), (3355, 195624), (3420, 191906), (3432, 191235), (3477, 188760), (3630, 180804), (3660, 179322), (3705, 177144), (3762, 174460), (3960, 165737), (3965, 165528), (4026, 163020), (4180, 157014), (4290, 152988), (4356, 150670), (4392, 149435), (4446, 147620), (4598, 142740), (4636, 141570), (4680, 140239), (4719, 139080), (4758, 137940), (4840, 135603), (4940, 132858), (5016, 130845), (5148, 127490), (5368, 122265), (5434, 120780), (5445, 120536), (5490, 119548), (5720, 114741), (5795, 113256), (5928, 110715), (6039, 108680), (6270, 104676), (6292, 104310), (6344, 103455), (6435, 101992), (6710, 97812), (6840, 95953), (6897, 95160), (6954, 94380), (7137, 91960), (7260, 90402), (7320, 89661), (7381, 88920), (7410, 88572), (7524, 87230), (7865, 83448), (7930, 82764), (8052, 81510), (8151, 80520), (8360, 78507), (8580, 76494), (8712, 75335), (8723, 75240), (8892, 73810), (9196, 71370), (9272, 70785), (9405, 69784), (9438, 69540), (9516, 68970), (9880, 66429), (10065, 65208), (10296, 63745), (10431, 62920), (10868, 60390), (10890, 60268), (10980, 59774), (11115, 59048), (11495, 57096), (11590, 56628), (11895, 55176), (12078, 54340), (12540, 52338), (12584, 52155), (12749, 51480), (12870, 50996), (13420, 48906), (13585, 48312), (13794, 47580), (13908, 47190), (14157, 46360), (14274, 45980), (14520, 45201), (14762, 44460), (14820, 44286), (15048, 43615), (15067, 43560), (15730, 41724), (15860, 41382), (16104, 40755), (16302, 40260), (17160, 38247), (17385, 37752), (17446, 37620), (17784, 36905), (18392, 35685), (18810, 34892), (18876, 34770), (19032, 34485), (20130, 32604), (20691, 31720), (20862, 31460), (21736, 30195), (21780, 30134), (21960, 29887), (22143, 29640), (22230, 29524), (22990, 28548), (23180, 28314), (23595, 27816), (23790, 27588), (24156, 27170), (24453, 26840), (25080, 26169), (25498, 25740)]