648347040

素因数分解:

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

素因数の和:165

約数の個数: 324

約数和(自身を含む): 2472425046

約数和(自身を除く): 1824078006

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 61, 66, 72, 80, 88, 90, 96, 99, 110, 120, 121, 122, 132, 144, 160, 165, 176, 180, 183, 198, 220, 240, 242, 244, 264, 288, 305, 330, 352, 360, 363, 366, 396, 440, 480, 484, 488, 495, 528, 549, 605, 610, 660, 671, 720, 726, 732, 792, 880, 915, 968, 976, 990, 1056, 1089, 1098, 1210, 1220, 1320, 1342, 1440, 1452, 1464, 1584, 1760, 1815, 1830, 1936, 1952, 1980, 2013, 2178, 2196, 2420, 2440, 2640, 2684, 2745, 2904, 2928, 3168, 3355, 3630, 3660, 3721, 3872, 3960, 4026, 4356, 4392, 4840, 4880, 5280, 5368, 5445, 5490, 5808, 5856, 6039, 6710, 7260, 7320, 7381, 7442, 7920, 8052, 8712, 8784, 9680, 9760, 10065, 10736, 10890, 10980, 11163, 11616, 12078, 13420, 14520, 14640, 14762, 14884, 15840, 16104, 17424, 17568, 18605, 19360, 20130, 21472, 21780, 21960, 22143, 22326, 24156, 26840, 29040, 29280, 29524, 29768, 30195, 32208, 33489, 34848, 36905, 37210, 40260, 40931, 43560, 43920, 44286, 44652, 48312, 53680, 55815, 58080, 59048, 59536, 60390, 64416, 66429, 66978, 73810, 74420, 80520, 81862, 87120, 87840, 88572, 89304, 96624, 107360, 110715, 111630, 118096, 119072, 120780, 122793, 132858, 133956, 147620, 148840, 161040, 163724, 167445, 174240, 177144, 178608, 193248, 204655, 221430, 223260, 236192, 241560, 245586, 265716, 267912, 295240, 297680, 322080, 327448, 332145, 334890, 354288, 357216, 368379, 409310, 442860, 446520, 450241, 483120, 491172, 531432, 535824, 590480, 595360, 613965, 654896, 664290, 669780, 708576, 736758, 818620, 885720, 893040, 900482, 966240, 982344, 1062864, 1071648, 1180960, 1227930, 1309792, 1328580, 1339560, 1350723, 1473516, 1637240, 1771440, 1786080, 1800964, 1841895, 1964688, 2125728, 2251205, 2455860, 2657160, 2679120, 2701446, 2947032, 3274480, 3542880, 3601928, 3683790, 3929376, 4052169, 4502410, 4911720, 5314320, 5358240, 5402892, 5894064, 6548960, 6753615, 7203856, 7367580, 8104338, 9004820, 9823440, 10628640, 10805784, 11788128, 13507230, 14407712, 14735160, 16208676, 18009640, 19646880, 20260845, 21611568, 27014460, 29470320, 32417352, 36019280, 40521690, 43223136, 54028920, 58940640, 64834704, 72038560, 81043380, 108057840, 129669408, 162086760, 216115680, 324173520, 648347040]

約数ペア:

[(1, 648347040), (2, 324173520), (3, 216115680), (4, 162086760), (5, 129669408), (6, 108057840), (8, 81043380), (9, 72038560), (10, 64834704), (11, 58940640), (12, 54028920), (15, 43223136), (16, 40521690), (18, 36019280), (20, 32417352), (22, 29470320), (24, 27014460), (30, 21611568), (32, 20260845), (33, 19646880), (36, 18009640), (40, 16208676), (44, 14735160), (45, 14407712), (48, 13507230), (55, 11788128), (60, 10805784), (61, 10628640), (66, 9823440), (72, 9004820), (80, 8104338), (88, 7367580), (90, 7203856), (96, 6753615), (99, 6548960), (110, 5894064), (120, 5402892), (121, 5358240), (122, 5314320), (132, 4911720), (144, 4502410), (160, 4052169), (165, 3929376), (176, 3683790), (180, 3601928), (183, 3542880), (198, 3274480), (220, 2947032), (240, 2701446), (242, 2679120), (244, 2657160), (264, 2455860), (288, 2251205), (305, 2125728), (330, 1964688), (352, 1841895), (360, 1800964), (363, 1786080), (366, 1771440), (396, 1637240), (440, 1473516), (480, 1350723), (484, 1339560), (488, 1328580), (495, 1309792), (528, 1227930), (549, 1180960), (605, 1071648), (610, 1062864), (660, 982344), (671, 966240), (720, 900482), (726, 893040), (732, 885720), (792, 818620), (880, 736758), (915, 708576), (968, 669780), (976, 664290), (990, 654896), (1056, 613965), (1089, 595360), (1098, 590480), (1210, 535824), (1220, 531432), (1320, 491172), (1342, 483120), (1440, 450241), (1452, 446520), (1464, 442860), (1584, 409310), (1760, 368379), (1815, 357216), (1830, 354288), (1936, 334890), (1952, 332145), (1980, 327448), (2013, 322080), (2178, 297680), (2196, 295240), (2420, 267912), (2440, 265716), (2640, 245586), (2684, 241560), (2745, 236192), (2904, 223260), (2928, 221430), (3168, 204655), (3355, 193248), (3630, 178608), (3660, 177144), (3721, 174240), (3872, 167445), (3960, 163724), (4026, 161040), (4356, 148840), (4392, 147620), (4840, 133956), (4880, 132858), (5280, 122793), (5368, 120780), (5445, 119072), (5490, 118096), (5808, 111630), (5856, 110715), (6039, 107360), (6710, 96624), (7260, 89304), (7320, 88572), (7381, 87840), (7442, 87120), (7920, 81862), (8052, 80520), (8712, 74420), (8784, 73810), (9680, 66978), (9760, 66429), (10065, 64416), (10736, 60390), (10890, 59536), (10980, 59048), (11163, 58080), (11616, 55815), (12078, 53680), (13420, 48312), (14520, 44652), (14640, 44286), (14762, 43920), (14884, 43560), (15840, 40931), (16104, 40260), (17424, 37210), (17568, 36905), (18605, 34848), (19360, 33489), (20130, 32208), (21472, 30195), (21780, 29768), (21960, 29524), (22143, 29280), (22326, 29040), (24156, 26840)]