521335560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{81971}}^1$

素因数の和:82038

約数の個数: 64

約数和(自身を含む): 1593535680

約数和(自身を除く): 1072200120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 106, 120, 159, 212, 265, 318, 424, 530, 636, 795, 1060, 1272, 1590, 2120, 3180, 6360, 81971, 163942, 245913, 327884, 409855, 491826, 655768, 819710, 983652, 1229565, 1639420, 1967304, 2459130, 3278840, 4344463, 4918260, 8688926, 9836520, 13033389, 17377852, 21722315, 26066778, 34755704, 43444630, 52133556, 65166945, 86889260, 104267112, 130333890, 173778520, 260667780, 521335560]

約数ペア:

[(1, 521335560), (2, 260667780), (3, 173778520), (4, 130333890), (5, 104267112), (6, 86889260), (8, 65166945), (10, 52133556), (12, 43444630), (15, 34755704), (20, 26066778), (24, 21722315), (30, 17377852), (40, 13033389), (53, 9836520), (60, 8688926), (106, 4918260), (120, 4344463), (159, 3278840), (212, 2459130), (265, 1967304), (318, 1639420), (424, 1229565), (530, 983652), (636, 819710), (795, 655768), (1060, 491826), (1272, 409855), (1590, 327884), (2120, 245913), (3180, 163942), (6360, 81971)]