206238040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{2819}}^1$

素因数の和:2920

約数の個数: 64

約数和(自身を含む): 487296000

約数和(自身を除く): 281057960

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 59, 62, 118, 124, 155, 236, 248, 295, 310, 472, 590, 620, 1180, 1240, 1829, 2360, 2819, 3658, 5638, 7316, 9145, 11276, 14095, 14632, 18290, 22552, 28190, 36580, 56380, 73160, 87389, 112760, 166321, 174778, 332642, 349556, 436945, 665284, 699112, 831605, 873890, 1330568, 1663210, 1747780, 3326420, 3495560, 5155951, 6652840, 10311902, 20623804, 25779755, 41247608, 51559510, 103119020, 206238040]

約数ペア:

[(1, 206238040), (2, 103119020), (4, 51559510), (5, 41247608), (8, 25779755), (10, 20623804), (20, 10311902), (31, 6652840), (40, 5155951), (59, 3495560), (62, 3326420), (118, 1747780), (124, 1663210), (155, 1330568), (236, 873890), (248, 831605), (295, 699112), (310, 665284), (472, 436945), (590, 349556), (620, 332642), (1180, 174778), (1240, 166321), (1829, 112760), (2360, 87389), (2819, 73160), (3658, 56380), (5638, 36580), (7316, 28190), (9145, 22552), (11276, 18290), (14095, 14632)]