7290465920

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1\times {\mathrm{877}}^1$

素因数の和:1346

約数の個数: 128

約数和(自身を含む): 18054489600

約数和(自身を除く): 10764023680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 419, 496, 620, 640, 838, 877, 992, 1240, 1676, 1754, 1984, 2095, 2480, 3352, 3508, 3968, 4190, 4385, 4960, 6704, 7016, 8380, 8770, 9920, 12989, 13408, 14032, 16760, 17540, 19840, 25978, 26816, 27187, 28064, 33520, 35080, 51956, 53632, 54374, 56128, 64945, 67040, 70160, 103912, 108748, 112256, 129890, 134080, 135935, 140320, 207824, 217496, 259780, 268160, 271870, 280640, 367463, 415648, 434992, 519560, 543740, 561280, 734926, 831296, 869984, 1039120, 1087480, 1469852, 1662592, 1739968, 1837315, 2078240, 2174960, 2939704, 3479936, 3674630, 4156480, 4349920, 5879408, 7349260, 8312960, 8699840, 11391353, 11758816, 14698520, 17399680, 22782706, 23517632, 29397040, 45565412, 47035264, 56956765, 58794080, 91130824, 113913530, 117588160, 182261648, 227827060, 235176320, 364523296, 455654120, 729046592, 911308240, 1458093184, 1822616480, 3645232960, 7290465920]

約数ペア:

[(1, 7290465920), (2, 3645232960), (4, 1822616480), (5, 1458093184), (8, 911308240), (10, 729046592), (16, 455654120), (20, 364523296), (31, 235176320), (32, 227827060), (40, 182261648), (62, 117588160), (64, 113913530), (80, 91130824), (124, 58794080), (128, 56956765), (155, 47035264), (160, 45565412), (248, 29397040), (310, 23517632), (320, 22782706), (419, 17399680), (496, 14698520), (620, 11758816), (640, 11391353), (838, 8699840), (877, 8312960), (992, 7349260), (1240, 5879408), (1676, 4349920), (1754, 4156480), (1984, 3674630), (2095, 3479936), (2480, 2939704), (3352, 2174960), (3508, 2078240), (3968, 1837315), (4190, 1739968), (4385, 1662592), (4960, 1469852), (6704, 1087480), (7016, 1039120), (8380, 869984), (8770, 831296), (9920, 734926), (12989, 561280), (13408, 543740), (14032, 519560), (16760, 434992), (17540, 415648), (19840, 367463), (25978, 280640), (26816, 271870), (27187, 268160), (28064, 259780), (33520, 217496), (35080, 207824), (51956, 140320), (53632, 135935), (54374, 134080), (56128, 129890), (64945, 112256), (67040, 108748), (70160, 103912)]