15720137076

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{862417}}^1$

素因数の和:862469

約数の個数: 72

約数和(自身を含む): 44045412096

約数和(自身を除く): 28325275020

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 49, 62, 84, 93, 98, 124, 147, 186, 196, 217, 294, 372, 434, 588, 651, 868, 1302, 1519, 2604, 3038, 4557, 6076, 9114, 18228, 862417, 1724834, 2587251, 3449668, 5174502, 6036919, 10349004, 12073838, 18110757, 24147676, 26734927, 36221514, 42258433, 53469854, 72443028, 80204781, 84516866, 106939708, 126775299, 160409562, 169033732, 187144489, 253550598, 320819124, 374288978, 507101196, 561433467, 748577956, 1122866934, 1310011423, 2245733868, 2620022846, 3930034269, 5240045692, 7860068538, 15720137076]

約数ペア:

[(1, 15720137076), (2, 7860068538), (3, 5240045692), (4, 3930034269), (6, 2620022846), (7, 2245733868), (12, 1310011423), (14, 1122866934), (21, 748577956), (28, 561433467), (31, 507101196), (42, 374288978), (49, 320819124), (62, 253550598), (84, 187144489), (93, 169033732), (98, 160409562), (124, 126775299), (147, 106939708), (186, 84516866), (196, 80204781), (217, 72443028), (294, 53469854), (372, 42258433), (434, 36221514), (588, 26734927), (651, 24147676), (868, 18110757), (1302, 12073838), (1519, 10349004), (2604, 6036919), (3038, 5174502), (4557, 3449668), (6076, 2587251), (9114, 1724834), (18228, 862417)]