1245802920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{146221}}^1$

素因数の和:146306

約数の個数: 64

約数和(自身を含む): 3790074240

約数和(自身を除く): 2544271320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 2130, 2840, 4260, 8520, 146221, 292442, 438663, 584884, 731105, 877326, 1169768, 1462210, 1754652, 2193315, 2924420, 3509304, 4386630, 5848840, 8773260, 10381691, 17546520, 20763382, 31145073, 41526764, 51908455, 62290146, 83053528, 103816910, 124580292, 155725365, 207633820, 249160584, 311450730, 415267640, 622901460, 1245802920]

約数ペア:

[(1, 1245802920), (2, 622901460), (3, 415267640), (4, 311450730), (5, 249160584), (6, 207633820), (8, 155725365), (10, 124580292), (12, 103816910), (15, 83053528), (20, 62290146), (24, 51908455), (30, 41526764), (40, 31145073), (60, 20763382), (71, 17546520), (120, 10381691), (142, 8773260), (213, 5848840), (284, 4386630), (355, 3509304), (426, 2924420), (568, 2193315), (710, 1754652), (852, 1462210), (1065, 1169768), (1420, 877326), (1704, 731105), (2130, 584884), (2840, 438663), (4260, 292442), (8520, 146221)]