643116864

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:309

約数の個数: 224

約数和(自身を含む): 1966325760

約数和(自身を除く): 1323208896

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 32, 38, 39, 48, 52, 57, 64, 71, 76, 78, 96, 104, 114, 142, 152, 156, 191, 192, 208, 213, 228, 247, 284, 304, 312, 382, 416, 426, 456, 494, 568, 573, 608, 624, 741, 764, 832, 852, 912, 923, 988, 1136, 1146, 1216, 1248, 1349, 1482, 1528, 1704, 1824, 1846, 1976, 2272, 2292, 2483, 2496, 2698, 2769, 2964, 3056, 3408, 3629, 3648, 3692, 3952, 4047, 4544, 4584, 4966, 5396, 5538, 5928, 6112, 6816, 7258, 7384, 7449, 7904, 8094, 9168, 9932, 10792, 10887, 11076, 11856, 12224, 13561, 13632, 14516, 14768, 14898, 15808, 16188, 17537, 18336, 19864, 21584, 21774, 22152, 23712, 27122, 29032, 29536, 29796, 32376, 35074, 36672, 39728, 40683, 43168, 43548, 44304, 47177, 47424, 52611, 54244, 58064, 59072, 59592, 64752, 70148, 79456, 81366, 86336, 87096, 88608, 94354, 105222, 108488, 116128, 119184, 129504, 140296, 141531, 158912, 162732, 174192, 176293, 177216, 188708, 210444, 216976, 232256, 238368, 257659, 259008, 280592, 283062, 325464, 348384, 352586, 377416, 420888, 433952, 476736, 515318, 528879, 561184, 566124, 650928, 696768, 705172, 754832, 772977, 841776, 867904, 1030636, 1057758, 1122368, 1132248, 1301856, 1410344, 1509664, 1545954, 1683552, 2061272, 2115516, 2264496, 2603712, 2820688, 3019328, 3091908, 3349567, 3367104, 4122544, 4231032, 4528992, 5641376, 6183816, 6699134, 8245088, 8462064, 9057984, 10048701, 11282752, 12367632, 13398268, 16490176, 16924128, 20097402, 24735264, 26796536, 33848256, 40194804, 49470528, 53593072, 80389608, 107186144, 160779216, 214372288, 321558432, 643116864]

約数ペア:

[(1, 643116864), (2, 321558432), (3, 214372288), (4, 160779216), (6, 107186144), (8, 80389608), (12, 53593072), (13, 49470528), (16, 40194804), (19, 33848256), (24, 26796536), (26, 24735264), (32, 20097402), (38, 16924128), (39, 16490176), (48, 13398268), (52, 12367632), (57, 11282752), (64, 10048701), (71, 9057984), (76, 8462064), (78, 8245088), (96, 6699134), (104, 6183816), (114, 5641376), (142, 4528992), (152, 4231032), (156, 4122544), (191, 3367104), (192, 3349567), (208, 3091908), (213, 3019328), (228, 2820688), (247, 2603712), (284, 2264496), (304, 2115516), (312, 2061272), (382, 1683552), (416, 1545954), (426, 1509664), (456, 1410344), (494, 1301856), (568, 1132248), (573, 1122368), (608, 1057758), (624, 1030636), (741, 867904), (764, 841776), (832, 772977), (852, 754832), (912, 705172), (923, 696768), (988, 650928), (1136, 566124), (1146, 561184), (1216, 528879), (1248, 515318), (1349, 476736), (1482, 433952), (1528, 420888), (1704, 377416), (1824, 352586), (1846, 348384), (1976, 325464), (2272, 283062), (2292, 280592), (2483, 259008), (2496, 257659), (2698, 238368), (2769, 232256), (2964, 216976), (3056, 210444), (3408, 188708), (3629, 177216), (3648, 176293), (3692, 174192), (3952, 162732), (4047, 158912), (4544, 141531), (4584, 140296), (4966, 129504), (5396, 119184), (5538, 116128), (5928, 108488), (6112, 105222), (6816, 94354), (7258, 88608), (7384, 87096), (7449, 86336), (7904, 81366), (8094, 79456), (9168, 70148), (9932, 64752), (10792, 59592), (10887, 59072), (11076, 58064), (11856, 54244), (12224, 52611), (13561, 47424), (13632, 47177), (14516, 44304), (14768, 43548), (14898, 43168), (15808, 40683), (16188, 39728), (17537, 36672), (18336, 35074), (19864, 32376), (21584, 29796), (21774, 29536), (22152, 29032), (23712, 27122)]