387427560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{248351}}^1$

素因数の和:248378

約数の個数: 64

約数和(自身を含む): 1251694080

約数和(自身を除く): 864266520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 248351, 496702, 745053, 993404, 1241755, 1490106, 1986808, 2483510, 2980212, 3228563, 3725265, 4967020, 5960424, 6457126, 7450530, 9685689, 9934040, 12914252, 14901060, 16142815, 19371378, 25828504, 29802120, 32285630, 38742756, 48428445, 64571260, 77485512, 96856890, 129142520, 193713780, 387427560]

約数ペア:

[(1, 387427560), (2, 193713780), (3, 129142520), (4, 96856890), (5, 77485512), (6, 64571260), (8, 48428445), (10, 38742756), (12, 32285630), (13, 29802120), (15, 25828504), (20, 19371378), (24, 16142815), (26, 14901060), (30, 12914252), (39, 9934040), (40, 9685689), (52, 7450530), (60, 6457126), (65, 5960424), (78, 4967020), (104, 3725265), (120, 3228563), (130, 2980212), (156, 2483510), (195, 1986808), (260, 1490106), (312, 1241755), (390, 993404), (520, 745053), (780, 496702), (1560, 248351)]