618270280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{379}}^1\times {\mathrm{2399}}^1$

素因数の和:2806

約数の個数: 64

約数和(自身を含む): 1477440000

約数和(自身を除く): 859169720

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 379, 680, 758, 1516, 1895, 2399, 3032, 3790, 4798, 6443, 7580, 9596, 11995, 12886, 15160, 19192, 23990, 25772, 32215, 40783, 47980, 51544, 64430, 81566, 95960, 128860, 163132, 203915, 257720, 326264, 407830, 815660, 909221, 1631320, 1818442, 3636884, 4546105, 7273768, 9092210, 15456757, 18184420, 30913514, 36368840, 61827028, 77283785, 123654056, 154567570, 309135140, 618270280]

約数ペア:

[(1, 618270280), (2, 309135140), (4, 154567570), (5, 123654056), (8, 77283785), (10, 61827028), (17, 36368840), (20, 30913514), (34, 18184420), (40, 15456757), (68, 9092210), (85, 7273768), (136, 4546105), (170, 3636884), (340, 1818442), (379, 1631320), (680, 909221), (758, 815660), (1516, 407830), (1895, 326264), (2399, 257720), (3032, 203915), (3790, 163132), (4798, 128860), (6443, 95960), (7580, 81566), (9596, 64430), (11995, 51544), (12886, 47980), (15160, 40783), (19192, 32215), (23990, 25772)]