68815264

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:115

約数の個数: 144

約数和(自身を含む): 175125888

約数和(自身を除く): 106310624

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 23, 28, 32, 37, 38, 46, 56, 74, 76, 92, 112, 133, 148, 152, 161, 184, 224, 259, 266, 296, 304, 322, 361, 368, 437, 518, 532, 592, 608, 644, 703, 722, 736, 851, 874, 1036, 1064, 1184, 1288, 1406, 1444, 1702, 1748, 2072, 2128, 2527, 2576, 2812, 2888, 3059, 3404, 3496, 4144, 4256, 4921, 5054, 5152, 5624, 5776, 5957, 6118, 6808, 6992, 8288, 8303, 9842, 10108, 11248, 11552, 11914, 12236, 13357, 13616, 13984, 16169, 16606, 19684, 20216, 22496, 23828, 24472, 26714, 27232, 32338, 33212, 39368, 40432, 47656, 48944, 53428, 58121, 64676, 66424, 78736, 80864, 93499, 95312, 97888, 106856, 113183, 116242, 129352, 132848, 157472, 186998, 190624, 213712, 226366, 232484, 258704, 265696, 307211, 373996, 427424, 452732, 464968, 517408, 614422, 747992, 905464, 929936, 1228844, 1495984, 1810928, 1859872, 2150477, 2457688, 2991968, 3621856, 4300954, 4915376, 8601908, 9830752, 17203816, 34407632, 68815264]

約数ペア:

[(1, 68815264), (2, 34407632), (4, 17203816), (7, 9830752), (8, 8601908), (14, 4915376), (16, 4300954), (19, 3621856), (23, 2991968), (28, 2457688), (32, 2150477), (37, 1859872), (38, 1810928), (46, 1495984), (56, 1228844), (74, 929936), (76, 905464), (92, 747992), (112, 614422), (133, 517408), (148, 464968), (152, 452732), (161, 427424), (184, 373996), (224, 307211), (259, 265696), (266, 258704), (296, 232484), (304, 226366), (322, 213712), (361, 190624), (368, 186998), (437, 157472), (518, 132848), (532, 129352), (592, 116242), (608, 113183), (644, 106856), (703, 97888), (722, 95312), (736, 93499), (851, 80864), (874, 78736), (1036, 66424), (1064, 64676), (1184, 58121), (1288, 53428), (1406, 48944), (1444, 47656), (1702, 40432), (1748, 39368), (2072, 33212), (2128, 32338), (2527, 27232), (2576, 26714), (2812, 24472), (2888, 23828), (3059, 22496), (3404, 20216), (3496, 19684), (4144, 16606), (4256, 16169), (4921, 13984), (5054, 13616), (5152, 13357), (5624, 12236), (5776, 11914), (5957, 11552), (6118, 11248), (6808, 10108), (6992, 9842), (8288, 8303)]