155027080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:144

約数の個数: 192

約数和(自身を含む): 426902400

約数和(自身を除く): 271875320

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 19, 20, 26, 34, 38, 40, 52, 65, 68, 71, 76, 85, 95, 104, 130, 136, 142, 152, 169, 170, 190, 221, 247, 260, 284, 323, 338, 340, 355, 380, 442, 494, 520, 568, 646, 676, 680, 710, 760, 845, 884, 923, 988, 1105, 1207, 1235, 1292, 1349, 1352, 1420, 1615, 1690, 1768, 1846, 1976, 2210, 2414, 2470, 2584, 2698, 2840, 2873, 3211, 3230, 3380, 3692, 4199, 4420, 4615, 4828, 4940, 5396, 5746, 6035, 6422, 6460, 6745, 6760, 7384, 8398, 8840, 9230, 9656, 9880, 10792, 11492, 11999, 12070, 12844, 12920, 13490, 14365, 15691, 16055, 16796, 17537, 18460, 20995, 22933, 22984, 23998, 24140, 25688, 26980, 28730, 31382, 32110, 33592, 35074, 36920, 41990, 45866, 47996, 48280, 53960, 54587, 57460, 59995, 62764, 64220, 70148, 78455, 83980, 87685, 91732, 95992, 109174, 114665, 114920, 119990, 125528, 128440, 140296, 156910, 167960, 175370, 183464, 203983, 218348, 227981, 229330, 239980, 272935, 298129, 313820, 350740, 407966, 436696, 455962, 458660, 479960, 545870, 596258, 627640, 701480, 815932, 911924, 917320, 1019915, 1091740, 1139905, 1192516, 1490645, 1631864, 1823848, 2039830, 2183480, 2279810, 2385032, 2981290, 3875677, 4079660, 4559620, 5962580, 7751354, 8159320, 9119240, 11925160, 15502708, 19378385, 31005416, 38756770, 77513540, 155027080]

約数ペア:

[(1, 155027080), (2, 77513540), (4, 38756770), (5, 31005416), (8, 19378385), (10, 15502708), (13, 11925160), (17, 9119240), (19, 8159320), (20, 7751354), (26, 5962580), (34, 4559620), (38, 4079660), (40, 3875677), (52, 2981290), (65, 2385032), (68, 2279810), (71, 2183480), (76, 2039830), (85, 1823848), (95, 1631864), (104, 1490645), (130, 1192516), (136, 1139905), (142, 1091740), (152, 1019915), (169, 917320), (170, 911924), (190, 815932), (221, 701480), (247, 627640), (260, 596258), (284, 545870), (323, 479960), (338, 458660), (340, 455962), (355, 436696), (380, 407966), (442, 350740), (494, 313820), (520, 298129), (568, 272935), (646, 239980), (676, 229330), (680, 227981), (710, 218348), (760, 203983), (845, 183464), (884, 175370), (923, 167960), (988, 156910), (1105, 140296), (1207, 128440), (1235, 125528), (1292, 119990), (1349, 114920), (1352, 114665), (1420, 109174), (1615, 95992), (1690, 91732), (1768, 87685), (1846, 83980), (1976, 78455), (2210, 70148), (2414, 64220), (2470, 62764), (2584, 59995), (2698, 57460), (2840, 54587), (2873, 53960), (3211, 48280), (3230, 47996), (3380, 45866), (3692, 41990), (4199, 36920), (4420, 35074), (4615, 33592), (4828, 32110), (4940, 31382), (5396, 28730), (5746, 26980), (6035, 25688), (6422, 24140), (6460, 23998), (6745, 22984), (6760, 22933), (7384, 20995), (8398, 18460), (8840, 17537), (9230, 16796), (9656, 16055), (9880, 15691), (10792, 14365), (11492, 13490), (11999, 12920), (12070, 12844)]