30502160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:376

約数の個数: 80

約数和(自身を含む): 77286720

約数和(自身を除く): 46784560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 139, 208, 211, 260, 278, 422, 520, 556, 695, 844, 1040, 1055, 1112, 1390, 1688, 1807, 2110, 2224, 2743, 2780, 3376, 3614, 4220, 5486, 5560, 7228, 8440, 9035, 10972, 11120, 13715, 14456, 16880, 18070, 21944, 27430, 28912, 29329, 36140, 43888, 54860, 58658, 72280, 109720, 117316, 144560, 146645, 219440, 234632, 293290, 381277, 469264, 586580, 762554, 1173160, 1525108, 1906385, 2346320, 3050216, 3812770, 6100432, 7625540, 15251080, 30502160]

約数ペア:

[(1, 30502160), (2, 15251080), (4, 7625540), (5, 6100432), (8, 3812770), (10, 3050216), (13, 2346320), (16, 1906385), (20, 1525108), (26, 1173160), (40, 762554), (52, 586580), (65, 469264), (80, 381277), (104, 293290), (130, 234632), (139, 219440), (208, 146645), (211, 144560), (260, 117316), (278, 109720), (422, 72280), (520, 58658), (556, 54860), (695, 43888), (844, 36140), (1040, 29329), (1055, 28912), (1112, 27430), (1390, 21944), (1688, 18070), (1807, 16880), (2110, 14456), (2224, 13715), (2743, 11120), (2780, 10972), (3376, 9035), (3614, 8440), (4220, 7228), (5486, 5560)]