28089240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2963}}^1$

素因数の和:3056

約数の個数: 64

約数和(自身を含む): 85363200

約数和(自身を除く): 57273960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 237, 316, 395, 474, 632, 790, 948, 1185, 1580, 1896, 2370, 2963, 3160, 4740, 5926, 8889, 9480, 11852, 14815, 17778, 23704, 29630, 35556, 44445, 59260, 71112, 88890, 118520, 177780, 234077, 355560, 468154, 702231, 936308, 1170385, 1404462, 1872616, 2340770, 2808924, 3511155, 4681540, 5617848, 7022310, 9363080, 14044620, 28089240]

約数ペア:

[(1, 28089240), (2, 14044620), (3, 9363080), (4, 7022310), (5, 5617848), (6, 4681540), (8, 3511155), (10, 2808924), (12, 2340770), (15, 1872616), (20, 1404462), (24, 1170385), (30, 936308), (40, 702231), (60, 468154), (79, 355560), (120, 234077), (158, 177780), (237, 118520), (316, 88890), (395, 71112), (474, 59260), (632, 44445), (790, 35556), (948, 29630), (1185, 23704), (1580, 17778), (1896, 14815), (2370, 11852), (2963, 9480), (3160, 8889), (4740, 5926)]