815748120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{307}}^1$

素因数の和:407

約数の個数: 288

約数和(自身を含む): 2971528560

約数和(自身を除く): 2155780440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 61, 66, 72, 88, 90, 99, 110, 120, 121, 122, 132, 165, 180, 183, 198, 220, 242, 244, 264, 305, 307, 330, 360, 363, 366, 396, 440, 484, 488, 495, 549, 605, 610, 614, 660, 671, 726, 732, 792, 915, 921, 968, 990, 1089, 1098, 1210, 1220, 1228, 1320, 1342, 1452, 1464, 1535, 1815, 1830, 1842, 1980, 2013, 2178, 2196, 2420, 2440, 2456, 2684, 2745, 2763, 2904, 3070, 3355, 3377, 3630, 3660, 3684, 3960, 4026, 4356, 4392, 4605, 4840, 5368, 5445, 5490, 5526, 6039, 6140, 6710, 6754, 7260, 7320, 7368, 7381, 8052, 8712, 9210, 10065, 10131, 10890, 10980, 11052, 12078, 12280, 13420, 13508, 13815, 14520, 14762, 16104, 16885, 18420, 18727, 20130, 20262, 21780, 21960, 22104, 22143, 24156, 26840, 27016, 27630, 29524, 30195, 30393, 33770, 36840, 36905, 37147, 37454, 40260, 40524, 43560, 44286, 48312, 50655, 55260, 56181, 59048, 60390, 60786, 66429, 67540, 73810, 74294, 74908, 80520, 81048, 88572, 93635, 101310, 110520, 110715, 111441, 112362, 120780, 121572, 132858, 135080, 147620, 148588, 149816, 151965, 168543, 177144, 185735, 187270, 202620, 205997, 221430, 222882, 224724, 241560, 243144, 265716, 280905, 295240, 297176, 303930, 332145, 334323, 337086, 371470, 374540, 405240, 411994, 442860, 445764, 449448, 531432, 557205, 561810, 607860, 617991, 664290, 668646, 674172, 742940, 749080, 823988, 842715, 885720, 891528, 1029985, 1114410, 1123620, 1215720, 1235982, 1328580, 1337292, 1348344, 1485880, 1647976, 1671615, 1685430, 1853973, 2059970, 2228820, 2247240, 2265967, 2471964, 2657160, 2674584, 3089955, 3343230, 3370860, 3707946, 4119940, 4457640, 4531934, 4943928, 6179910, 6686460, 6741720, 6797901, 7415892, 8239880, 9063868, 9269865, 11329835, 12359820, 13372920, 13595802, 14831784, 18127736, 18539730, 20393703, 22659670, 24719640, 27191604, 33989505, 37079460, 40787406, 45319340, 54383208, 67979010, 74158920, 81574812, 90638680, 101968515, 135958020, 163149624, 203937030, 271916040, 407874060, 815748120]

約数ペア:

[(1, 815748120), (2, 407874060), (3, 271916040), (4, 203937030), (5, 163149624), (6, 135958020), (8, 101968515), (9, 90638680), (10, 81574812), (11, 74158920), (12, 67979010), (15, 54383208), (18, 45319340), (20, 40787406), (22, 37079460), (24, 33989505), (30, 27191604), (33, 24719640), (36, 22659670), (40, 20393703), (44, 18539730), (45, 18127736), (55, 14831784), (60, 13595802), (61, 13372920), (66, 12359820), (72, 11329835), (88, 9269865), (90, 9063868), (99, 8239880), (110, 7415892), (120, 6797901), (121, 6741720), (122, 6686460), (132, 6179910), (165, 4943928), (180, 4531934), (183, 4457640), (198, 4119940), (220, 3707946), (242, 3370860), (244, 3343230), (264, 3089955), (305, 2674584), (307, 2657160), (330, 2471964), (360, 2265967), (363, 2247240), (366, 2228820), (396, 2059970), (440, 1853973), (484, 1685430), (488, 1671615), (495, 1647976), (549, 1485880), (605, 1348344), (610, 1337292), (614, 1328580), (660, 1235982), (671, 1215720), (726, 1123620), (732, 1114410), (792, 1029985), (915, 891528), (921, 885720), (968, 842715), (990, 823988), (1089, 749080), (1098, 742940), (1210, 674172), (1220, 668646), (1228, 664290), (1320, 617991), (1342, 607860), (1452, 561810), (1464, 557205), (1535, 531432), (1815, 449448), (1830, 445764), (1842, 442860), (1980, 411994), (2013, 405240), (2178, 374540), (2196, 371470), (2420, 337086), (2440, 334323), (2456, 332145), (2684, 303930), (2745, 297176), (2763, 295240), (2904, 280905), (3070, 265716), (3355, 243144), (3377, 241560), (3630, 224724), (3660, 222882), (3684, 221430), (3960, 205997), (4026, 202620), (4356, 187270), (4392, 185735), (4605, 177144), (4840, 168543), (5368, 151965), (5445, 149816), (5490, 148588), (5526, 147620), (6039, 135080), (6140, 132858), (6710, 121572), (6754, 120780), (7260, 112362), (7320, 111441), (7368, 110715), (7381, 110520), (8052, 101310), (8712, 93635), (9210, 88572), (10065, 81048), (10131, 80520), (10890, 74908), (10980, 74294), (11052, 73810), (12078, 67540), (12280, 66429), (13420, 60786), (13508, 60390), (13815, 59048), (14520, 56181), (14762, 55260), (16104, 50655), (16885, 48312), (18420, 44286), (18727, 43560), (20130, 40524), (20262, 40260), (21780, 37454), (21960, 37147), (22104, 36905), (22143, 36840), (24156, 33770), (26840, 30393), (27016, 30195), (27630, 29524)]