20515676688

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{2423}}^1\times {\mathrm{4523}}^1$

素因数の和:6973

約数の個数: 120

約数和(自身を含む): 61871164992

約数和(自身を除く): 41355488304

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 2423, 4523, 4846, 7269, 9046, 9692, 13569, 14538, 18092, 19384, 21807, 27138, 29076, 31499, 36184, 38768, 40707, 43614, 54276, 58152, 58799, 62998, 72368, 81414, 87228, 94497, 108552, 116304, 117598, 125996, 162828, 174456, 176397, 188994, 217104, 235196, 251992, 283491, 325656, 348912, 352794, 377988, 470392, 503984, 529191, 566982, 651312, 705588, 755976, 940784, 1058382, 1133964, 1411176, 1511952, 2116764, 2267928, 2822352, 4233528, 4535856, 8467056, 10959229, 21918458, 32877687, 43836916, 65755374, 87673832, 98633061, 131510748, 142469977, 175347664, 197266122, 263021496, 284939954, 394532244, 427409931, 526042992, 569879908, 789064488, 854819862, 1139759816, 1282229793, 1578128976, 1709639724, 2279519632, 2564459586, 3419279448, 5128919172, 6838558896, 10257838344, 20515676688]

約数ペア:

[(1, 20515676688), (2, 10257838344), (3, 6838558896), (4, 5128919172), (6, 3419279448), (8, 2564459586), (9, 2279519632), (12, 1709639724), (13, 1578128976), (16, 1282229793), (18, 1139759816), (24, 854819862), (26, 789064488), (36, 569879908), (39, 526042992), (48, 427409931), (52, 394532244), (72, 284939954), (78, 263021496), (104, 197266122), (117, 175347664), (144, 142469977), (156, 131510748), (208, 98633061), (234, 87673832), (312, 65755374), (468, 43836916), (624, 32877687), (936, 21918458), (1872, 10959229), (2423, 8467056), (4523, 4535856), (4846, 4233528), (7269, 2822352), (9046, 2267928), (9692, 2116764), (13569, 1511952), (14538, 1411176), (18092, 1133964), (19384, 1058382), (21807, 940784), (27138, 755976), (29076, 705588), (31499, 651312), (36184, 566982), (38768, 529191), (40707, 503984), (43614, 470392), (54276, 377988), (58152, 352794), (58799, 348912), (62998, 325656), (72368, 283491), (81414, 251992), (87228, 235196), (94497, 217104), (108552, 188994), (116304, 176397), (117598, 174456), (125996, 162828)]