254780232

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{787}}^1$

素因数の和:891

約数の個数: 128

約数和(自身を含む): 762531840

約数和(自身を除く): 507751608

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 41, 42, 47, 56, 82, 84, 94, 123, 141, 164, 168, 188, 246, 282, 287, 328, 329, 376, 492, 564, 574, 658, 787, 861, 984, 987, 1128, 1148, 1316, 1574, 1722, 1927, 1974, 2296, 2361, 2632, 3148, 3444, 3854, 3948, 4722, 5509, 5781, 6296, 6888, 7708, 7896, 9444, 11018, 11562, 13489, 15416, 16527, 18888, 22036, 23124, 26978, 32267, 33054, 36989, 40467, 44072, 46248, 53956, 64534, 66108, 73978, 80934, 96801, 107912, 110967, 129068, 132216, 147956, 161868, 193602, 221934, 225869, 258136, 258923, 295912, 323736, 387204, 443868, 451738, 517846, 677607, 774408, 776769, 887736, 903476, 1035692, 1355214, 1516549, 1553538, 1806952, 2071384, 2710428, 3033098, 3107076, 4549647, 5420856, 6066196, 6214152, 9099294, 10615843, 12132392, 18198588, 21231686, 31847529, 36397176, 42463372, 63695058, 84926744, 127390116, 254780232]

約数ペア:

[(1, 254780232), (2, 127390116), (3, 84926744), (4, 63695058), (6, 42463372), (7, 36397176), (8, 31847529), (12, 21231686), (14, 18198588), (21, 12132392), (24, 10615843), (28, 9099294), (41, 6214152), (42, 6066196), (47, 5420856), (56, 4549647), (82, 3107076), (84, 3033098), (94, 2710428), (123, 2071384), (141, 1806952), (164, 1553538), (168, 1516549), (188, 1355214), (246, 1035692), (282, 903476), (287, 887736), (328, 776769), (329, 774408), (376, 677607), (492, 517846), (564, 451738), (574, 443868), (658, 387204), (787, 323736), (861, 295912), (984, 258923), (987, 258136), (1128, 225869), (1148, 221934), (1316, 193602), (1574, 161868), (1722, 147956), (1927, 132216), (1974, 129068), (2296, 110967), (2361, 107912), (2632, 96801), (3148, 80934), (3444, 73978), (3854, 66108), (3948, 64534), (4722, 53956), (5509, 46248), (5781, 44072), (6296, 40467), (6888, 36989), (7708, 33054), (7896, 32267), (9444, 26978), (11018, 23124), (11562, 22036), (13489, 18888), (15416, 16527)]