68295040

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:228

約数の個数: 128

約数和(自身を含む): 181764000

約数和(自身を除く): 113468960

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 89, 109, 110, 128, 160, 176, 178, 218, 220, 320, 352, 356, 436, 440, 445, 545, 640, 704, 712, 872, 880, 890, 979, 1090, 1199, 1408, 1424, 1744, 1760, 1780, 1958, 2180, 2398, 2848, 3488, 3520, 3560, 3916, 4360, 4796, 4895, 5696, 5995, 6976, 7040, 7120, 7832, 8720, 9592, 9701, 9790, 11392, 11990, 13952, 14240, 15664, 17440, 19184, 19402, 19580, 23980, 28480, 31328, 34880, 38368, 38804, 39160, 47960, 48505, 56960, 62656, 69760, 76736, 77608, 78320, 95920, 97010, 106711, 125312, 153472, 155216, 156640, 191840, 194020, 213422, 310432, 313280, 383680, 388040, 426844, 533555, 620864, 626560, 767360, 776080, 853688, 1067110, 1241728, 1552160, 1707376, 2134220, 3104320, 3414752, 4268440, 6208640, 6829504, 8536880, 13659008, 17073760, 34147520, 68295040]

約数ペア:

[(1, 68295040), (2, 34147520), (4, 17073760), (5, 13659008), (8, 8536880), (10, 6829504), (11, 6208640), (16, 4268440), (20, 3414752), (22, 3104320), (32, 2134220), (40, 1707376), (44, 1552160), (55, 1241728), (64, 1067110), (80, 853688), (88, 776080), (89, 767360), (109, 626560), (110, 620864), (128, 533555), (160, 426844), (176, 388040), (178, 383680), (218, 313280), (220, 310432), (320, 213422), (352, 194020), (356, 191840), (436, 156640), (440, 155216), (445, 153472), (545, 125312), (640, 106711), (704, 97010), (712, 95920), (872, 78320), (880, 77608), (890, 76736), (979, 69760), (1090, 62656), (1199, 56960), (1408, 48505), (1424, 47960), (1744, 39160), (1760, 38804), (1780, 38368), (1958, 34880), (2180, 31328), (2398, 28480), (2848, 23980), (3488, 19580), (3520, 19402), (3560, 19184), (3916, 17440), (4360, 15664), (4796, 14240), (4895, 13952), (5696, 11990), (5995, 11392), (6976, 9790), (7040, 9701), (7120, 9592), (7832, 8720)]