129004020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{379}}^1$

素因数の和:486

約数の個数: 144

約数和(自身を含む): 411640320

約数和(自身を除く): 282636300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 61, 62, 90, 93, 122, 124, 155, 180, 183, 186, 244, 279, 305, 310, 366, 372, 379, 465, 549, 558, 610, 620, 732, 758, 915, 930, 1098, 1116, 1137, 1220, 1395, 1516, 1830, 1860, 1891, 1895, 2196, 2274, 2745, 2790, 3411, 3660, 3782, 3790, 4548, 5490, 5580, 5673, 5685, 6822, 7564, 7580, 9455, 10980, 11346, 11370, 11749, 13644, 17019, 17055, 18910, 22692, 22740, 23119, 23498, 28365, 34038, 34110, 35247, 37820, 46238, 46996, 56730, 58745, 68076, 68220, 69357, 70494, 85095, 92476, 105741, 113460, 115595, 117490, 138714, 140988, 170190, 176235, 208071, 211482, 231190, 234980, 277428, 340380, 346785, 352470, 416142, 422964, 462380, 528705, 693570, 704940, 716689, 832284, 1040355, 1057410, 1387140, 1433378, 2080710, 2114820, 2150067, 2866756, 3583445, 4161420, 4300134, 6450201, 7166890, 8600268, 10750335, 12900402, 14333780, 21500670, 25800804, 32251005, 43001340, 64502010, 129004020]

約数ペア:

[(1, 129004020), (2, 64502010), (3, 43001340), (4, 32251005), (5, 25800804), (6, 21500670), (9, 14333780), (10, 12900402), (12, 10750335), (15, 8600268), (18, 7166890), (20, 6450201), (30, 4300134), (31, 4161420), (36, 3583445), (45, 2866756), (60, 2150067), (61, 2114820), (62, 2080710), (90, 1433378), (93, 1387140), (122, 1057410), (124, 1040355), (155, 832284), (180, 716689), (183, 704940), (186, 693570), (244, 528705), (279, 462380), (305, 422964), (310, 416142), (366, 352470), (372, 346785), (379, 340380), (465, 277428), (549, 234980), (558, 231190), (610, 211482), (620, 208071), (732, 176235), (758, 170190), (915, 140988), (930, 138714), (1098, 117490), (1116, 115595), (1137, 113460), (1220, 105741), (1395, 92476), (1516, 85095), (1830, 70494), (1860, 69357), (1891, 68220), (1895, 68076), (2196, 58745), (2274, 56730), (2745, 46996), (2790, 46238), (3411, 37820), (3660, 35247), (3782, 34110), (3790, 34038), (4548, 28365), (5490, 23498), (5580, 23119), (5673, 22740), (5685, 22692), (6822, 18910), (7564, 17055), (7580, 17019), (9455, 13644), (10980, 11749), (11346, 11370)]