68632760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{7907}}^1$

素因数の和:7956

約数の個数: 64

約数和(自身を含む): 182200320

約数和(自身を除く): 113567560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 7907, 8680, 15814, 31628, 39535, 55349, 63256, 79070, 110698, 158140, 221396, 245117, 276745, 316280, 442792, 490234, 553490, 980468, 1106980, 1225585, 1715819, 1960936, 2213960, 2451170, 3431638, 4902340, 6863276, 8579095, 9804680, 13726552, 17158190, 34316380, 68632760]

約数ペア:

[(1, 68632760), (2, 34316380), (4, 17158190), (5, 13726552), (7, 9804680), (8, 8579095), (10, 6863276), (14, 4902340), (20, 3431638), (28, 2451170), (31, 2213960), (35, 1960936), (40, 1715819), (56, 1225585), (62, 1106980), (70, 980468), (124, 553490), (140, 490234), (155, 442792), (217, 316280), (248, 276745), (280, 245117), (310, 221396), (434, 158140), (620, 110698), (868, 79070), (1085, 63256), (1240, 55349), (1736, 39535), (2170, 31628), (4340, 15814), (7907, 8680)]