12807480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:293

約数の個数: 128

約数和(自身を含む): 44697600

約数和(自身を除く): 31890120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 79, 84, 105, 120, 140, 158, 168, 193, 210, 237, 280, 316, 386, 395, 420, 474, 553, 579, 632, 772, 790, 840, 948, 965, 1106, 1158, 1185, 1351, 1544, 1580, 1659, 1896, 1930, 2212, 2316, 2370, 2702, 2765, 2895, 3160, 3318, 3860, 4053, 4424, 4632, 4740, 5404, 5530, 5790, 6636, 6755, 7720, 8106, 8295, 9480, 10808, 11060, 11580, 13272, 13510, 15247, 16212, 16590, 20265, 22120, 23160, 27020, 30494, 32424, 33180, 40530, 45741, 54040, 60988, 66360, 76235, 81060, 91482, 106729, 121976, 152470, 162120, 182964, 213458, 228705, 304940, 320187, 365928, 426916, 457410, 533645, 609880, 640374, 853832, 914820, 1067290, 1280748, 1600935, 1829640, 2134580, 2561496, 3201870, 4269160, 6403740, 12807480]

約数ペア:

[(1, 12807480), (2, 6403740), (3, 4269160), (4, 3201870), (5, 2561496), (6, 2134580), (7, 1829640), (8, 1600935), (10, 1280748), (12, 1067290), (14, 914820), (15, 853832), (20, 640374), (21, 609880), (24, 533645), (28, 457410), (30, 426916), (35, 365928), (40, 320187), (42, 304940), (56, 228705), (60, 213458), (70, 182964), (79, 162120), (84, 152470), (105, 121976), (120, 106729), (140, 91482), (158, 81060), (168, 76235), (193, 66360), (210, 60988), (237, 54040), (280, 45741), (316, 40530), (386, 33180), (395, 32424), (420, 30494), (474, 27020), (553, 23160), (579, 22120), (632, 20265), (772, 16590), (790, 16212), (840, 15247), (948, 13510), (965, 13272), (1106, 11580), (1158, 11060), (1185, 10808), (1351, 9480), (1544, 8295), (1580, 8106), (1659, 7720), (1896, 6755), (1930, 6636), (2212, 5790), (2316, 5530), (2370, 5404), (2702, 4740), (2765, 4632), (2895, 4424), (3160, 4053), (3318, 3860)]