127874760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{81971}}^1$

素因数の和:81998

約数の個数: 64

約数和(自身を含む): 413138880

約数和(自身を除く): 285264120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 81971, 163942, 245913, 327884, 409855, 491826, 655768, 819710, 983652, 1065623, 1229565, 1639420, 1967304, 2131246, 2459130, 3196869, 3278840, 4262492, 4918260, 5328115, 6393738, 8524984, 9836520, 10656230, 12787476, 15984345, 21312460, 25574952, 31968690, 42624920, 63937380, 127874760]

約数ペア:

[(1, 127874760), (2, 63937380), (3, 42624920), (4, 31968690), (5, 25574952), (6, 21312460), (8, 15984345), (10, 12787476), (12, 10656230), (13, 9836520), (15, 8524984), (20, 6393738), (24, 5328115), (26, 4918260), (30, 4262492), (39, 3278840), (40, 3196869), (52, 2459130), (60, 2131246), (65, 1967304), (78, 1639420), (104, 1229565), (120, 1065623), (130, 983652), (156, 819710), (195, 655768), (260, 491826), (312, 409855), (390, 327884), (520, 245913), (780, 163942), (1560, 81971)]