647248680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1$

素因数の和:329

約数の個数: 384

約数和(自身を含む): 2476656000

約数和(自身を除く): 1829407320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 19, 20, 24, 26, 29, 30, 36, 38, 39, 40, 45, 52, 57, 58, 60, 65, 72, 76, 78, 87, 90, 95, 104, 114, 116, 117, 120, 130, 145, 152, 156, 171, 174, 180, 190, 195, 228, 232, 234, 247, 251, 260, 261, 285, 290, 312, 342, 348, 360, 377, 380, 390, 435, 456, 468, 494, 502, 520, 522, 551, 570, 580, 585, 684, 696, 741, 753, 754, 760, 780, 855, 870, 936, 988, 1004, 1044, 1102, 1131, 1140, 1160, 1170, 1235, 1255, 1305, 1368, 1482, 1506, 1508, 1560, 1653, 1710, 1740, 1885, 1976, 2008, 2088, 2204, 2223, 2259, 2262, 2280, 2340, 2470, 2510, 2610, 2755, 2964, 3012, 3016, 3263, 3306, 3393, 3420, 3480, 3705, 3765, 3770, 4408, 4446, 4518, 4524, 4680, 4769, 4940, 4959, 5020, 5220, 5510, 5655, 5928, 6024, 6526, 6612, 6786, 6840, 7163, 7279, 7410, 7530, 7540, 8265, 8892, 9036, 9048, 9538, 9789, 9880, 9918, 10040, 10440, 11020, 11115, 11295, 11310, 13052, 13224, 13572, 14307, 14326, 14558, 14820, 15060, 15080, 16315, 16530, 16965, 17784, 18072, 19076, 19578, 19836, 21489, 21837, 22040, 22230, 22590, 22620, 23845, 24795, 26104, 27144, 28614, 28652, 29116, 29367, 29640, 30120, 32630, 33060, 33930, 35815, 36395, 38152, 39156, 39672, 42921, 42978, 43674, 44460, 45180, 45240, 47690, 48945, 49590, 57228, 57304, 58232, 58734, 61997, 64467, 65260, 65511, 66120, 67860, 71535, 71630, 72790, 78312, 85842, 85956, 87348, 88920, 90360, 94627, 95380, 97890, 99180, 107445, 109185, 114456, 117468, 123994, 128934, 130520, 131022, 135720, 138301, 143070, 143260, 145580, 146835, 171684, 171912, 174696, 185991, 189254, 190760, 195780, 198360, 214605, 214890, 218370, 234936, 247988, 257868, 262044, 276602, 283881, 286140, 286520, 291160, 293670, 309985, 322335, 327555, 343368, 371982, 378508, 391560, 414903, 429210, 429780, 436740, 473135, 495976, 515736, 524088, 553204, 557973, 567762, 572280, 587340, 619970, 644670, 655110, 691505, 743964, 757016, 829806, 851643, 858420, 859560, 873480, 929955, 946270, 1106408, 1115946, 1135524, 1174680, 1239940, 1244709, 1289340, 1310220, 1383010, 1419405, 1487928, 1659612, 1703286, 1716840, 1797913, 1859910, 1892540, 2074515, 2231892, 2271048, 2479880, 2489418, 2578680, 2620440, 2766020, 2789865, 2838810, 3319224, 3406572, 3595826, 3719820, 3785080, 4149030, 4258215, 4463784, 4978836, 5393739, 5532040, 5579730, 5677620, 6223545, 6813144, 7191652, 7439640, 8298060, 8516430, 8989565, 9957672, 10787478, 11159460, 11355240, 12447090, 14383304, 16181217, 16596120, 17032860, 17979130, 21574956, 22318920, 24894180, 26968695, 32362434, 34065720, 35958260, 43149912, 49788360, 53937390, 64724868, 71916520, 80906085, 107874780, 129449736, 161812170, 215749560, 323624340, 647248680]

約数ペア:

[(1, 647248680), (2, 323624340), (3, 215749560), (4, 161812170), (5, 129449736), (6, 107874780), (8, 80906085), (9, 71916520), (10, 64724868), (12, 53937390), (13, 49788360), (15, 43149912), (18, 35958260), (19, 34065720), (20, 32362434), (24, 26968695), (26, 24894180), (29, 22318920), (30, 21574956), (36, 17979130), (38, 17032860), (39, 16596120), (40, 16181217), (45, 14383304), (52, 12447090), (57, 11355240), (58, 11159460), (60, 10787478), (65, 9957672), (72, 8989565), (76, 8516430), (78, 8298060), (87, 7439640), (90, 7191652), (95, 6813144), (104, 6223545), (114, 5677620), (116, 5579730), (117, 5532040), (120, 5393739), (130, 4978836), (145, 4463784), (152, 4258215), (156, 4149030), (171, 3785080), (174, 3719820), (180, 3595826), (190, 3406572), (195, 3319224), (228, 2838810), (232, 2789865), (234, 2766020), (247, 2620440), (251, 2578680), (260, 2489418), (261, 2479880), (285, 2271048), (290, 2231892), (312, 2074515), (342, 1892540), (348, 1859910), (360, 1797913), (377, 1716840), (380, 1703286), (390, 1659612), (435, 1487928), (456, 1419405), (468, 1383010), (494, 1310220), (502, 1289340), (520, 1244709), (522, 1239940), (551, 1174680), (570, 1135524), (580, 1115946), (585, 1106408), (684, 946270), (696, 929955), (741, 873480), (753, 859560), (754, 858420), (760, 851643), (780, 829806), (855, 757016), (870, 743964), (936, 691505), (988, 655110), (1004, 644670), (1044, 619970), (1102, 587340), (1131, 572280), (1140, 567762), (1160, 557973), (1170, 553204), (1235, 524088), (1255, 515736), (1305, 495976), (1368, 473135), (1482, 436740), (1506, 429780), (1508, 429210), (1560, 414903), (1653, 391560), (1710, 378508), (1740, 371982), (1885, 343368), (1976, 327555), (2008, 322335), (2088, 309985), (2204, 293670), (2223, 291160), (2259, 286520), (2262, 286140), (2280, 283881), (2340, 276602), (2470, 262044), (2510, 257868), (2610, 247988), (2755, 234936), (2964, 218370), (3012, 214890), (3016, 214605), (3263, 198360), (3306, 195780), (3393, 190760), (3420, 189254), (3480, 185991), (3705, 174696), (3765, 171912), (3770, 171684), (4408, 146835), (4446, 145580), (4518, 143260), (4524, 143070), (4680, 138301), (4769, 135720), (4940, 131022), (4959, 130520), (5020, 128934), (5220, 123994), (5510, 117468), (5655, 114456), (5928, 109185), (6024, 107445), (6526, 99180), (6612, 97890), (6786, 95380), (6840, 94627), (7163, 90360), (7279, 88920), (7410, 87348), (7530, 85956), (7540, 85842), (8265, 78312), (8892, 72790), (9036, 71630), (9048, 71535), (9538, 67860), (9789, 66120), (9880, 65511), (9918, 65260), (10040, 64467), (10440, 61997), (11020, 58734), (11115, 58232), (11295, 57304), (11310, 57228), (13052, 49590), (13224, 48945), (13572, 47690), (14307, 45240), (14326, 45180), (14558, 44460), (14820, 43674), (15060, 42978), (15080, 42921), (16315, 39672), (16530, 39156), (16965, 38152), (17784, 36395), (18072, 35815), (19076, 33930), (19578, 33060), (19836, 32630), (21489, 30120), (21837, 29640), (22040, 29367), (22230, 29116), (22590, 28652), (22620, 28614), (23845, 27144), (24795, 26104)]