91147620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{257}}^2$

素因数の和:549

約数の個数: 72

約数和(自身を含む): 267349824

約数和(自身を除く): 176202204

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 257, 276, 345, 460, 514, 690, 771, 1028, 1285, 1380, 1542, 2570, 3084, 3855, 5140, 5911, 7710, 11822, 15420, 17733, 23644, 29555, 35466, 59110, 66049, 70932, 88665, 118220, 132098, 177330, 198147, 264196, 330245, 354660, 396294, 660490, 792588, 990735, 1320980, 1519127, 1981470, 3038254, 3962940, 4557381, 6076508, 7595635, 9114762, 15191270, 18229524, 22786905, 30382540, 45573810, 91147620]

約数ペア:

[(1, 91147620), (2, 45573810), (3, 30382540), (4, 22786905), (5, 18229524), (6, 15191270), (10, 9114762), (12, 7595635), (15, 6076508), (20, 4557381), (23, 3962940), (30, 3038254), (46, 1981470), (60, 1519127), (69, 1320980), (92, 990735), (115, 792588), (138, 660490), (230, 396294), (257, 354660), (276, 330245), (345, 264196), (460, 198147), (514, 177330), (690, 132098), (771, 118220), (1028, 88665), (1285, 70932), (1380, 66049), (1542, 59110), (2570, 35466), (3084, 29555), (3855, 23644), (5140, 17733), (5911, 15420), (7710, 11822)]