304930120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{16903}}^1$

素因数の和:16966

約数の個数: 64

約数和(自身を含む): 766765440

約数和(自身を除く): 461835320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 205, 220, 328, 410, 440, 451, 820, 902, 1640, 1804, 2255, 3608, 4510, 9020, 16903, 18040, 33806, 67612, 84515, 135224, 169030, 185933, 338060, 371866, 676120, 693023, 743732, 929665, 1386046, 1487464, 1859330, 2772092, 3465115, 3718660, 5544184, 6930230, 7437320, 7623253, 13860460, 15246506, 27720920, 30493012, 38116265, 60986024, 76232530, 152465060, 304930120]

約数ペア:

[(1, 304930120), (2, 152465060), (4, 76232530), (5, 60986024), (8, 38116265), (10, 30493012), (11, 27720920), (20, 15246506), (22, 13860460), (40, 7623253), (41, 7437320), (44, 6930230), (55, 5544184), (82, 3718660), (88, 3465115), (110, 2772092), (164, 1859330), (205, 1487464), (220, 1386046), (328, 929665), (410, 743732), (440, 693023), (451, 676120), (820, 371866), (902, 338060), (1640, 185933), (1804, 169030), (2255, 135224), (3608, 84515), (4510, 67612), (9020, 33806), (16903, 18040)]