280670760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{12781}}^1$

素因数の和:12859

約数の個数: 96

約数和(自身を含む): 927206280

約数和(自身を除く): 646535520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 61, 72, 90, 120, 122, 180, 183, 244, 305, 360, 366, 488, 549, 610, 732, 915, 1098, 1220, 1464, 1830, 2196, 2440, 2745, 3660, 4392, 5490, 7320, 10980, 12781, 21960, 25562, 38343, 51124, 63905, 76686, 102248, 115029, 127810, 153372, 191715, 230058, 255620, 306744, 383430, 460116, 511240, 575145, 766860, 779641, 920232, 1150290, 1533720, 1559282, 2300580, 2338923, 3118564, 3898205, 4601160, 4677846, 6237128, 7016769, 7796410, 9355692, 11694615, 14033538, 15592820, 18711384, 23389230, 28067076, 31185640, 35083845, 46778460, 56134152, 70167690, 93556920, 140335380, 280670760]

約数ペア:

[(1, 280670760), (2, 140335380), (3, 93556920), (4, 70167690), (5, 56134152), (6, 46778460), (8, 35083845), (9, 31185640), (10, 28067076), (12, 23389230), (15, 18711384), (18, 15592820), (20, 14033538), (24, 11694615), (30, 9355692), (36, 7796410), (40, 7016769), (45, 6237128), (60, 4677846), (61, 4601160), (72, 3898205), (90, 3118564), (120, 2338923), (122, 2300580), (180, 1559282), (183, 1533720), (244, 1150290), (305, 920232), (360, 779641), (366, 766860), (488, 575145), (549, 511240), (610, 460116), (732, 383430), (915, 306744), (1098, 255620), (1220, 230058), (1464, 191715), (1830, 153372), (2196, 127810), (2440, 115029), (2745, 102248), (3660, 76686), (4392, 63905), (5490, 51124), (7320, 38343), (10980, 25562), (12781, 21960)]