122412800

素因数分解:

$2^8\times 5^2\times {\mathrm{31}}^1\times {\mathrm{617}}^1$

素因数の和:674

約数の個数: 108

約数和(自身を含む): 313271616

約数和(自身を除く): 190858816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 128, 155, 160, 200, 248, 256, 310, 320, 400, 496, 617, 620, 640, 775, 800, 992, 1234, 1240, 1280, 1550, 1600, 1984, 2468, 2480, 3085, 3100, 3200, 3968, 4936, 4960, 6170, 6200, 6400, 7936, 9872, 9920, 12340, 12400, 15425, 19127, 19744, 19840, 24680, 24800, 30850, 38254, 39488, 39680, 49360, 49600, 61700, 76508, 78976, 95635, 98720, 99200, 123400, 153016, 157952, 191270, 197440, 198400, 246800, 306032, 382540, 394880, 478175, 493600, 612064, 765080, 789760, 956350, 987200, 1224128, 1530160, 1912700, 1974400, 2448256, 3060320, 3825400, 3948800, 4896512, 6120640, 7650800, 12241280, 15301600, 24482560, 30603200, 61206400, 122412800]

約数ペア:

[(1, 122412800), (2, 61206400), (4, 30603200), (5, 24482560), (8, 15301600), (10, 12241280), (16, 7650800), (20, 6120640), (25, 4896512), (31, 3948800), (32, 3825400), (40, 3060320), (50, 2448256), (62, 1974400), (64, 1912700), (80, 1530160), (100, 1224128), (124, 987200), (128, 956350), (155, 789760), (160, 765080), (200, 612064), (248, 493600), (256, 478175), (310, 394880), (320, 382540), (400, 306032), (496, 246800), (617, 198400), (620, 197440), (640, 191270), (775, 157952), (800, 153016), (992, 123400), (1234, 99200), (1240, 98720), (1280, 95635), (1550, 78976), (1600, 76508), (1984, 61700), (2468, 49600), (2480, 49360), (3085, 39680), (3100, 39488), (3200, 38254), (3968, 30850), (4936, 24800), (4960, 24680), (6170, 19840), (6200, 19744), (6400, 19127), (7936, 15425), (9872, 12400), (9920, 12340)]