64815720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{4253}}^1$

素因数の和:4394

約数の個数: 64

約数和(自身を含む): 196024320

約数和(自身を除く): 131208600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 127, 254, 381, 508, 635, 762, 1016, 1270, 1524, 1905, 2540, 3048, 3810, 4253, 5080, 7620, 8506, 12759, 15240, 17012, 21265, 25518, 34024, 42530, 51036, 63795, 85060, 102072, 127590, 170120, 255180, 510360, 540131, 1080262, 1620393, 2160524, 2700655, 3240786, 4321048, 5401310, 6481572, 8101965, 10802620, 12963144, 16203930, 21605240, 32407860, 64815720]

約数ペア:

[(1, 64815720), (2, 32407860), (3, 21605240), (4, 16203930), (5, 12963144), (6, 10802620), (8, 8101965), (10, 6481572), (12, 5401310), (15, 4321048), (20, 3240786), (24, 2700655), (30, 2160524), (40, 1620393), (60, 1080262), (120, 540131), (127, 510360), (254, 255180), (381, 170120), (508, 127590), (635, 102072), (762, 85060), (1016, 63795), (1270, 51036), (1524, 42530), (1905, 34024), (2540, 25518), (3048, 21265), (3810, 17012), (4253, 15240), (5080, 12759), (7620, 8506)]