149747840

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1$

素因数の和:358

約数の個数: 128

約数和(自身を含む): 396576000

約数和(自身を除く): 246828160

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 89, 110, 128, 160, 176, 178, 220, 239, 320, 352, 356, 440, 445, 478, 640, 704, 712, 880, 890, 956, 979, 1195, 1408, 1424, 1760, 1780, 1912, 1958, 2390, 2629, 2848, 3520, 3560, 3824, 3916, 4780, 4895, 5258, 5696, 7040, 7120, 7648, 7832, 9560, 9790, 10516, 11392, 13145, 14240, 15296, 15664, 19120, 19580, 21032, 21271, 26290, 28480, 30592, 31328, 38240, 39160, 42064, 42542, 52580, 56960, 62656, 76480, 78320, 84128, 85084, 105160, 106355, 125312, 152960, 156640, 168256, 170168, 210320, 212710, 233981, 313280, 336512, 340336, 420640, 425420, 467962, 626560, 680672, 841280, 850840, 935924, 1169905, 1361344, 1682560, 1701680, 1871848, 2339810, 2722688, 3403360, 3743696, 4679620, 6806720, 7487392, 9359240, 13613440, 14974784, 18718480, 29949568, 37436960, 74873920, 149747840]

約数ペア:

[(1, 149747840), (2, 74873920), (4, 37436960), (5, 29949568), (8, 18718480), (10, 14974784), (11, 13613440), (16, 9359240), (20, 7487392), (22, 6806720), (32, 4679620), (40, 3743696), (44, 3403360), (55, 2722688), (64, 2339810), (80, 1871848), (88, 1701680), (89, 1682560), (110, 1361344), (128, 1169905), (160, 935924), (176, 850840), (178, 841280), (220, 680672), (239, 626560), (320, 467962), (352, 425420), (356, 420640), (440, 340336), (445, 336512), (478, 313280), (640, 233981), (704, 212710), (712, 210320), (880, 170168), (890, 168256), (956, 156640), (979, 152960), (1195, 125312), (1408, 106355), (1424, 105160), (1760, 85084), (1780, 84128), (1912, 78320), (1958, 76480), (2390, 62656), (2629, 56960), (2848, 52580), (3520, 42542), (3560, 42064), (3824, 39160), (3916, 38240), (4780, 31328), (4895, 30592), (5258, 28480), (5696, 26290), (7040, 21271), (7120, 21032), (7648, 19580), (7832, 19120), (9560, 15664), (9790, 15296), (10516, 14240), (11392, 13145)]