1330546040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{8191}}^1$

素因数の和:8364

約数の個数: 64

約数和(自身を含む): 3114270720

約数和(自身を除く): 1783724680

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 131, 155, 248, 262, 310, 524, 620, 655, 1048, 1240, 1310, 2620, 4061, 5240, 8122, 8191, 16244, 16382, 20305, 32488, 32764, 40610, 40955, 65528, 81220, 81910, 162440, 163820, 253921, 327640, 507842, 1015684, 1073021, 1269605, 2031368, 2146042, 2539210, 4292084, 5078420, 5365105, 8584168, 10156840, 10730210, 21460420, 33263651, 42920840, 66527302, 133054604, 166318255, 266109208, 332636510, 665273020, 1330546040]

約数ペア:

[(1, 1330546040), (2, 665273020), (4, 332636510), (5, 266109208), (8, 166318255), (10, 133054604), (20, 66527302), (31, 42920840), (40, 33263651), (62, 21460420), (124, 10730210), (131, 10156840), (155, 8584168), (248, 5365105), (262, 5078420), (310, 4292084), (524, 2539210), (620, 2146042), (655, 2031368), (1048, 1269605), (1240, 1073021), (1310, 1015684), (2620, 507842), (4061, 327640), (5240, 253921), (8122, 163820), (8191, 162440), (16244, 81910), (16382, 81220), (20305, 65528), (32488, 40955), (32764, 40610)]