131481168

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{971}}^1$

素因数の和:1033

約数の個数: 160

約数和(自身を含む): 431972352

約数和(自身を除く): 300491184

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 31, 39, 42, 48, 52, 56, 62, 78, 84, 91, 93, 104, 112, 124, 156, 168, 182, 186, 208, 217, 248, 273, 312, 336, 364, 372, 403, 434, 496, 546, 624, 651, 728, 744, 806, 868, 971, 1092, 1209, 1302, 1456, 1488, 1612, 1736, 1942, 2184, 2418, 2604, 2821, 2913, 3224, 3472, 3884, 4368, 4836, 5208, 5642, 5826, 6448, 6797, 7768, 8463, 9672, 10416, 11284, 11652, 12623, 13594, 15536, 16926, 19344, 20391, 22568, 23304, 25246, 27188, 30101, 33852, 37869, 40782, 45136, 46608, 50492, 54376, 60202, 67704, 75738, 81564, 88361, 90303, 100984, 108752, 120404, 135408, 151476, 163128, 176722, 180606, 201968, 210707, 240808, 265083, 302952, 326256, 353444, 361212, 391313, 421414, 481616, 530166, 605904, 632121, 706888, 722424, 782626, 842828, 1060332, 1173939, 1264242, 1413776, 1444848, 1565252, 1685656, 2120664, 2347878, 2528484, 2739191, 3130504, 3371312, 4241328, 4695756, 5056968, 5478382, 6261008, 8217573, 9391512, 10113936, 10956764, 16435146, 18783024, 21913528, 32870292, 43827056, 65740584, 131481168]

約数ペア:

[(1, 131481168), (2, 65740584), (3, 43827056), (4, 32870292), (6, 21913528), (7, 18783024), (8, 16435146), (12, 10956764), (13, 10113936), (14, 9391512), (16, 8217573), (21, 6261008), (24, 5478382), (26, 5056968), (28, 4695756), (31, 4241328), (39, 3371312), (42, 3130504), (48, 2739191), (52, 2528484), (56, 2347878), (62, 2120664), (78, 1685656), (84, 1565252), (91, 1444848), (93, 1413776), (104, 1264242), (112, 1173939), (124, 1060332), (156, 842828), (168, 782626), (182, 722424), (186, 706888), (208, 632121), (217, 605904), (248, 530166), (273, 481616), (312, 421414), (336, 391313), (364, 361212), (372, 353444), (403, 326256), (434, 302952), (496, 265083), (546, 240808), (624, 210707), (651, 201968), (728, 180606), (744, 176722), (806, 163128), (868, 151476), (971, 135408), (1092, 120404), (1209, 108752), (1302, 100984), (1456, 90303), (1488, 88361), (1612, 81564), (1736, 75738), (1942, 67704), (2184, 60202), (2418, 54376), (2604, 50492), (2821, 46608), (2913, 45136), (3224, 40782), (3472, 37869), (3884, 33852), (4368, 30101), (4836, 27188), (5208, 25246), (5642, 23304), (5826, 22568), (6448, 20391), (6797, 19344), (7768, 16926), (8463, 15536), (9672, 13594), (10416, 12623), (11284, 11652)]