72857040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{303571}}^1$

素因数の和:303587

約数の個数: 40

約数和(自身を含む): 225857568

約数和(自身を除く): 153000528

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 303571, 607142, 910713, 1214284, 1517855, 1821426, 2428568, 3035710, 3642852, 4553565, 4857136, 6071420, 7285704, 9107130, 12142840, 14571408, 18214260, 24285680, 36428520, 72857040]

約数ペア:

[(1, 72857040), (2, 36428520), (3, 24285680), (4, 18214260), (5, 14571408), (6, 12142840), (8, 9107130), (10, 7285704), (12, 6071420), (15, 4857136), (16, 4553565), (20, 3642852), (24, 3035710), (30, 2428568), (40, 1821426), (48, 1517855), (60, 1214284), (80, 910713), (120, 607142), (240, 303571)]