8440960

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^2\times {\mathrm{109}}^1$

素因数の和:150

約数の個数: 96

約数和(自身を含む): 22383900

約数和(自身を除く): 13942940

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 109, 110, 121, 128, 160, 176, 218, 220, 242, 320, 352, 436, 440, 484, 545, 605, 640, 704, 872, 880, 968, 1090, 1199, 1210, 1408, 1744, 1760, 1936, 2180, 2398, 2420, 3488, 3520, 3872, 4360, 4796, 4840, 5995, 6976, 7040, 7744, 8720, 9592, 9680, 11990, 13189, 13952, 15488, 17440, 19184, 19360, 23980, 26378, 34880, 38368, 38720, 47960, 52756, 65945, 69760, 76736, 77440, 95920, 105512, 131890, 153472, 191840, 211024, 263780, 383680, 422048, 527560, 767360, 844096, 1055120, 1688192, 2110240, 4220480, 8440960]

約数ペア:

[(1, 8440960), (2, 4220480), (4, 2110240), (5, 1688192), (8, 1055120), (10, 844096), (11, 767360), (16, 527560), (20, 422048), (22, 383680), (32, 263780), (40, 211024), (44, 191840), (55, 153472), (64, 131890), (80, 105512), (88, 95920), (109, 77440), (110, 76736), (121, 69760), (128, 65945), (160, 52756), (176, 47960), (218, 38720), (220, 38368), (242, 34880), (320, 26378), (352, 23980), (436, 19360), (440, 19184), (484, 17440), (545, 15488), (605, 13952), (640, 13189), (704, 11990), (872, 9680), (880, 9592), (968, 8720), (1090, 7744), (1199, 7040), (1210, 6976), (1408, 5995), (1744, 4840), (1760, 4796), (1936, 4360), (2180, 3872), (2398, 3520), (2420, 3488)]