72744780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1$

素因数の和:343

約数の個数: 96

約数和(自身を含む): 209664000

約数和(自身を除く): 136919220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 103, 149, 158, 206, 237, 298, 309, 316, 395, 412, 447, 474, 515, 596, 618, 745, 790, 894, 948, 1030, 1185, 1236, 1490, 1545, 1580, 1788, 2060, 2235, 2370, 2980, 3090, 4470, 4740, 6180, 8137, 8940, 11771, 15347, 16274, 23542, 24411, 30694, 32548, 35313, 40685, 46041, 47084, 48822, 58855, 61388, 70626, 76735, 81370, 92082, 97644, 117710, 122055, 141252, 153470, 162740, 176565, 184164, 230205, 235420, 244110, 306940, 353130, 460410, 488220, 706260, 920820, 1212413, 2424826, 3637239, 4849652, 6062065, 7274478, 12124130, 14548956, 18186195, 24248260, 36372390, 72744780]

約数ペア:

[(1, 72744780), (2, 36372390), (3, 24248260), (4, 18186195), (5, 14548956), (6, 12124130), (10, 7274478), (12, 6062065), (15, 4849652), (20, 3637239), (30, 2424826), (60, 1212413), (79, 920820), (103, 706260), (149, 488220), (158, 460410), (206, 353130), (237, 306940), (298, 244110), (309, 235420), (316, 230205), (395, 184164), (412, 176565), (447, 162740), (474, 153470), (515, 141252), (596, 122055), (618, 117710), (745, 97644), (790, 92082), (894, 81370), (948, 76735), (1030, 70626), (1185, 61388), (1236, 58855), (1490, 48822), (1545, 47084), (1580, 46041), (1788, 40685), (2060, 35313), (2235, 32548), (2370, 30694), (2980, 24411), (3090, 23542), (4470, 16274), (4740, 15347), (6180, 11771), (8137, 8940)]