123409712

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:250

約数の個数: 80

約数和(自身を含む): 262066560

約数和(自身を除く): 138656848

約数列:

[1, 2, 4, 8, 16, 19, 38, 67, 73, 76, 83, 134, 146, 152, 166, 268, 292, 304, 332, 536, 584, 664, 1072, 1168, 1273, 1328, 1387, 1577, 2546, 2774, 3154, 4891, 5092, 5548, 5561, 6059, 6308, 9782, 10184, 11096, 11122, 12118, 12616, 19564, 20368, 22192, 22244, 24236, 25232, 39128, 44488, 48472, 78256, 88976, 92929, 96944, 105659, 115121, 185858, 211318, 230242, 371716, 405953, 422636, 460484, 743432, 811906, 845272, 920968, 1486864, 1623812, 1690544, 1841936, 3247624, 6495248, 7713107, 15426214, 30852428, 61704856, 123409712]

約数ペア:

[(1, 123409712), (2, 61704856), (4, 30852428), (8, 15426214), (16, 7713107), (19, 6495248), (38, 3247624), (67, 1841936), (73, 1690544), (76, 1623812), (83, 1486864), (134, 920968), (146, 845272), (152, 811906), (166, 743432), (268, 460484), (292, 422636), (304, 405953), (332, 371716), (536, 230242), (584, 211318), (664, 185858), (1072, 115121), (1168, 105659), (1273, 96944), (1328, 92929), (1387, 88976), (1577, 78256), (2546, 48472), (2774, 44488), (3154, 39128), (4891, 25232), (5092, 24236), (5548, 22244), (5561, 22192), (6059, 20368), (6308, 19564), (9782, 12616), (10184, 12118), (11096, 11122)]