72325680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{43051}}^1$

素因数の和:43074

約数の個数: 80

約数和(自身を含む): 256245504

約数和(自身を除く): 183919824

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 43051, 86102, 129153, 172204, 215255, 258306, 301357, 344408, 430510, 516612, 602714, 645765, 688816, 861020, 904071, 1033224, 1205428, 1291530, 1506785, 1722040, 1808142, 2066448, 2410856, 2583060, 3013570, 3444080, 3616284, 4520355, 4821712, 5166120, 6027140, 7232568, 9040710, 10332240, 12054280, 14465136, 18081420, 24108560, 36162840, 72325680]

約数ペア:

[(1, 72325680), (2, 36162840), (3, 24108560), (4, 18081420), (5, 14465136), (6, 12054280), (7, 10332240), (8, 9040710), (10, 7232568), (12, 6027140), (14, 5166120), (15, 4821712), (16, 4520355), (20, 3616284), (21, 3444080), (24, 3013570), (28, 2583060), (30, 2410856), (35, 2066448), (40, 1808142), (42, 1722040), (48, 1506785), (56, 1291530), (60, 1205428), (70, 1033224), (80, 904071), (84, 861020), (105, 688816), (112, 645765), (120, 602714), (140, 516612), (168, 430510), (210, 344408), (240, 301357), (280, 258306), (336, 215255), (420, 172204), (560, 129153), (840, 86102), (1680, 43051)]