72875640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31963}}^1$

素因数の和:31996

約数の個数: 64

約数和(自身を含む): 230140800

約数和(自身を除く): 157265160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 31963, 63926, 95889, 127852, 159815, 191778, 255704, 319630, 383556, 479445, 607297, 639260, 767112, 958890, 1214594, 1278520, 1821891, 1917780, 2429188, 3036485, 3643782, 3835560, 4858376, 6072970, 7287564, 9109455, 12145940, 14575128, 18218910, 24291880, 36437820, 72875640]

約数ペア:

[(1, 72875640), (2, 36437820), (3, 24291880), (4, 18218910), (5, 14575128), (6, 12145940), (8, 9109455), (10, 7287564), (12, 6072970), (15, 4858376), (19, 3835560), (20, 3643782), (24, 3036485), (30, 2429188), (38, 1917780), (40, 1821891), (57, 1278520), (60, 1214594), (76, 958890), (95, 767112), (114, 639260), (120, 607297), (152, 479445), (190, 383556), (228, 319630), (285, 255704), (380, 191778), (456, 159815), (570, 127852), (760, 95889), (1140, 63926), (2280, 31963)]