665506920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{22453}}^1$

素因数の和:22499

約数の個数: 128

約数和(自身を含む): 2263363200

約数和(自身を除く): 1597856280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 52, 57, 60, 65, 76, 78, 95, 104, 114, 120, 130, 152, 156, 190, 195, 228, 247, 260, 285, 312, 380, 390, 456, 494, 520, 570, 741, 760, 780, 988, 1140, 1235, 1482, 1560, 1976, 2280, 2470, 2964, 3705, 4940, 5928, 7410, 9880, 14820, 22453, 29640, 44906, 67359, 89812, 112265, 134718, 179624, 224530, 269436, 291889, 336795, 426607, 449060, 538872, 583778, 673590, 853214, 875667, 898120, 1167556, 1279821, 1347180, 1459445, 1706428, 1751334, 2133035, 2335112, 2559642, 2694360, 2918890, 3412856, 3502668, 4266070, 4378335, 5119284, 5545891, 5837780, 6399105, 7005336, 8532140, 8756670, 10238568, 11091782, 11675560, 12798210, 16637673, 17064280, 17513340, 22183564, 25596420, 27729455, 33275346, 35026680, 44367128, 51192840, 55458910, 66550692, 83188365, 110917820, 133101384, 166376730, 221835640, 332753460, 665506920]

約数ペア:

[(1, 665506920), (2, 332753460), (3, 221835640), (4, 166376730), (5, 133101384), (6, 110917820), (8, 83188365), (10, 66550692), (12, 55458910), (13, 51192840), (15, 44367128), (19, 35026680), (20, 33275346), (24, 27729455), (26, 25596420), (30, 22183564), (38, 17513340), (39, 17064280), (40, 16637673), (52, 12798210), (57, 11675560), (60, 11091782), (65, 10238568), (76, 8756670), (78, 8532140), (95, 7005336), (104, 6399105), (114, 5837780), (120, 5545891), (130, 5119284), (152, 4378335), (156, 4266070), (190, 3502668), (195, 3412856), (228, 2918890), (247, 2694360), (260, 2559642), (285, 2335112), (312, 2133035), (380, 1751334), (390, 1706428), (456, 1459445), (494, 1347180), (520, 1279821), (570, 1167556), (741, 898120), (760, 875667), (780, 853214), (988, 673590), (1140, 583778), (1235, 538872), (1482, 449060), (1560, 426607), (1976, 336795), (2280, 291889), (2470, 269436), (2964, 224530), (3705, 179624), (4940, 134718), (5928, 112265), (7410, 89812), (9880, 67359), (14820, 44906), (22453, 29640)]