66115920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21191}}^1$

素因数の和:21220

約数の個数: 80

約数和(自身を含む): 220735872

約数和(自身を除く): 154619952

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 21191, 42382, 63573, 84764, 105955, 127146, 169528, 211910, 254292, 275483, 317865, 339056, 423820, 508584, 550966, 635730, 826449, 847640, 1017168, 1101932, 1271460, 1377415, 1652898, 1695280, 2203864, 2542920, 2754830, 3305796, 4132245, 4407728, 5085840, 5509660, 6611592, 8264490, 11019320, 13223184, 16528980, 22038640, 33057960, 66115920]

約数ペア:

[(1, 66115920), (2, 33057960), (3, 22038640), (4, 16528980), (5, 13223184), (6, 11019320), (8, 8264490), (10, 6611592), (12, 5509660), (13, 5085840), (15, 4407728), (16, 4132245), (20, 3305796), (24, 2754830), (26, 2542920), (30, 2203864), (39, 1695280), (40, 1652898), (48, 1377415), (52, 1271460), (60, 1101932), (65, 1017168), (78, 847640), (80, 826449), (104, 635730), (120, 550966), (130, 508584), (156, 423820), (195, 339056), (208, 317865), (240, 275483), (260, 254292), (312, 211910), (390, 169528), (520, 127146), (624, 105955), (780, 84764), (1040, 63573), (1560, 42382), (3120, 21191)]