66777720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{619}}^1$

素因数の和:693

約数の個数: 128

約数和(自身を含む): 214272000

約数和(自身を除く): 147494280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 31, 40, 58, 60, 62, 87, 93, 116, 120, 124, 145, 155, 174, 186, 232, 248, 290, 310, 348, 372, 435, 465, 580, 619, 620, 696, 744, 870, 899, 930, 1160, 1238, 1240, 1740, 1798, 1857, 1860, 2476, 2697, 3095, 3480, 3596, 3714, 3720, 4495, 4952, 5394, 6190, 7192, 7428, 8990, 9285, 10788, 12380, 13485, 14856, 17951, 17980, 18570, 19189, 21576, 24760, 26970, 35902, 35960, 37140, 38378, 53853, 53940, 57567, 71804, 74280, 76756, 89755, 95945, 107706, 107880, 115134, 143608, 153512, 179510, 191890, 215412, 230268, 269265, 287835, 359020, 383780, 430824, 460536, 538530, 556481, 575670, 718040, 767560, 1077060, 1112962, 1151340, 1669443, 2154120, 2225924, 2302680, 2782405, 3338886, 4451848, 5564810, 6677772, 8347215, 11129620, 13355544, 16694430, 22259240, 33388860, 66777720]

約数ペア:

[(1, 66777720), (2, 33388860), (3, 22259240), (4, 16694430), (5, 13355544), (6, 11129620), (8, 8347215), (10, 6677772), (12, 5564810), (15, 4451848), (20, 3338886), (24, 2782405), (29, 2302680), (30, 2225924), (31, 2154120), (40, 1669443), (58, 1151340), (60, 1112962), (62, 1077060), (87, 767560), (93, 718040), (116, 575670), (120, 556481), (124, 538530), (145, 460536), (155, 430824), (174, 383780), (186, 359020), (232, 287835), (248, 269265), (290, 230268), (310, 215412), (348, 191890), (372, 179510), (435, 153512), (465, 143608), (580, 115134), (619, 107880), (620, 107706), (696, 95945), (744, 89755), (870, 76756), (899, 74280), (930, 71804), (1160, 57567), (1238, 53940), (1240, 53853), (1740, 38378), (1798, 37140), (1857, 35960), (1860, 35902), (2476, 26970), (2697, 24760), (3095, 21576), (3480, 19189), (3596, 18570), (3714, 17980), (3720, 17951), (4495, 14856), (4952, 13485), (5394, 12380), (6190, 10788), (7192, 9285), (7428, 8990)]