221344650

素因数分解:

$2^1\times 3^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:139

約数の個数: 240

約数和(自身を含む): 665457408

約数和(自身を除く): 444112758

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 31, 41, 43, 45, 50, 54, 62, 75, 81, 82, 86, 90, 93, 123, 129, 135, 150, 155, 162, 186, 205, 215, 225, 246, 258, 270, 279, 310, 369, 387, 405, 410, 430, 450, 465, 558, 615, 645, 675, 738, 774, 775, 810, 837, 930, 1025, 1075, 1107, 1161, 1230, 1271, 1290, 1333, 1350, 1395, 1550, 1674, 1763, 1845, 1935, 2025, 2050, 2150, 2214, 2322, 2325, 2511, 2542, 2666, 2790, 3075, 3225, 3321, 3483, 3526, 3690, 3813, 3870, 3999, 4050, 4185, 4650, 5022, 5289, 5535, 5805, 6150, 6355, 6450, 6642, 6665, 6966, 6975, 7626, 7998, 8370, 8815, 9225, 9675, 10578, 11070, 11439, 11610, 11997, 12555, 12710, 13330, 13950, 15867, 16605, 17415, 17630, 18450, 19065, 19350, 19995, 20925, 22878, 23994, 25110, 26445, 27675, 29025, 31734, 31775, 33210, 33325, 34317, 34830, 35991, 38130, 39990, 41850, 44075, 47601, 52890, 54653, 55350, 57195, 58050, 59985, 62775, 63550, 66650, 68634, 71982, 79335, 83025, 87075, 88150, 95202, 95325, 99975, 102951, 107973, 109306, 114390, 119970, 125550, 132225, 142803, 158670, 163959, 166050, 171585, 174150, 179955, 190650, 199950, 205902, 215946, 238005, 264450, 273265, 285606, 285975, 299925, 327918, 343170, 359910, 396675, 476010, 491877, 514755, 539865, 546530, 571950, 599850, 714015, 793350, 819795, 857925, 899775, 983754, 1029510, 1079730, 1190025, 1366325, 1428030, 1475631, 1639590, 1715850, 1799550, 2380050, 2459385, 2573775, 2699325, 2732650, 2951262, 3570075, 4098975, 4426893, 4918770, 5147550, 5398650, 7140150, 7378155, 8197950, 8853786, 12296925, 14756310, 22134465, 24593850, 36890775, 44268930, 73781550, 110672325, 221344650]

約数ペア:

[(1, 221344650), (2, 110672325), (3, 73781550), (5, 44268930), (6, 36890775), (9, 24593850), (10, 22134465), (15, 14756310), (18, 12296925), (25, 8853786), (27, 8197950), (30, 7378155), (31, 7140150), (41, 5398650), (43, 5147550), (45, 4918770), (50, 4426893), (54, 4098975), (62, 3570075), (75, 2951262), (81, 2732650), (82, 2699325), (86, 2573775), (90, 2459385), (93, 2380050), (123, 1799550), (129, 1715850), (135, 1639590), (150, 1475631), (155, 1428030), (162, 1366325), (186, 1190025), (205, 1079730), (215, 1029510), (225, 983754), (246, 899775), (258, 857925), (270, 819795), (279, 793350), (310, 714015), (369, 599850), (387, 571950), (405, 546530), (410, 539865), (430, 514755), (450, 491877), (465, 476010), (558, 396675), (615, 359910), (645, 343170), (675, 327918), (738, 299925), (774, 285975), (775, 285606), (810, 273265), (837, 264450), (930, 238005), (1025, 215946), (1075, 205902), (1107, 199950), (1161, 190650), (1230, 179955), (1271, 174150), (1290, 171585), (1333, 166050), (1350, 163959), (1395, 158670), (1550, 142803), (1674, 132225), (1763, 125550), (1845, 119970), (1935, 114390), (2025, 109306), (2050, 107973), (2150, 102951), (2214, 99975), (2322, 95325), (2325, 95202), (2511, 88150), (2542, 87075), (2666, 83025), (2790, 79335), (3075, 71982), (3225, 68634), (3321, 66650), (3483, 63550), (3526, 62775), (3690, 59985), (3813, 58050), (3870, 57195), (3999, 55350), (4050, 54653), (4185, 52890), (4650, 47601), (5022, 44075), (5289, 41850), (5535, 39990), (5805, 38130), (6150, 35991), (6355, 34830), (6450, 34317), (6642, 33325), (6665, 33210), (6966, 31775), (6975, 31734), (7626, 29025), (7998, 27675), (8370, 26445), (8815, 25110), (9225, 23994), (9675, 22878), (10578, 20925), (11070, 19995), (11439, 19350), (11610, 19065), (11997, 18450), (12555, 17630), (12710, 17415), (13330, 16605), (13950, 15867)]