15718188520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2281}}^1\times {\mathrm{9067}}^1$

素因数の和:11378

約数の個数: 64

約数和(自身を含む): 37247716800

約数和(自身を除く): 21529528280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 2281, 4562, 9067, 9124, 11405, 18134, 18248, 22810, 36268, 43339, 45335, 45620, 72536, 86678, 90670, 91240, 172273, 173356, 181340, 216695, 344546, 346712, 362680, 433390, 689092, 861365, 866780, 1378184, 1722730, 1733560, 3445460, 6890920, 20681827, 41363654, 82727308, 103409135, 165454616, 206818270, 392954713, 413636540, 785909426, 827273080, 1571818852, 1964773565, 3143637704, 3929547130, 7859094260, 15718188520]

約数ペア:

[(1, 15718188520), (2, 7859094260), (4, 3929547130), (5, 3143637704), (8, 1964773565), (10, 1571818852), (19, 827273080), (20, 785909426), (38, 413636540), (40, 392954713), (76, 206818270), (95, 165454616), (152, 103409135), (190, 82727308), (380, 41363654), (760, 20681827), (2281, 6890920), (4562, 3445460), (9067, 1733560), (9124, 1722730), (11405, 1378184), (18134, 866780), (18248, 861365), (22810, 689092), (36268, 433390), (43339, 362680), (45335, 346712), (45620, 344546), (72536, 216695), (86678, 181340), (90670, 173356), (91240, 172273)]