174654320

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{317}}^1$

素因数の和:498

約数の個数: 80

約数和(自身を含む): 417348288

約数和(自身を除く): 242693968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 97, 142, 194, 284, 317, 355, 388, 485, 568, 634, 710, 776, 970, 1136, 1268, 1420, 1552, 1585, 1940, 2536, 2840, 3170, 3880, 5072, 5680, 6340, 6887, 7760, 12680, 13774, 22507, 25360, 27548, 30749, 34435, 45014, 55096, 61498, 68870, 90028, 110192, 112535, 122996, 137740, 153745, 180056, 225070, 245992, 275480, 307490, 360112, 450140, 491984, 550960, 614980, 900280, 1229960, 1800560, 2183179, 2459920, 4366358, 8732716, 10915895, 17465432, 21831790, 34930864, 43663580, 87327160, 174654320]

約数ペア:

[(1, 174654320), (2, 87327160), (4, 43663580), (5, 34930864), (8, 21831790), (10, 17465432), (16, 10915895), (20, 8732716), (40, 4366358), (71, 2459920), (80, 2183179), (97, 1800560), (142, 1229960), (194, 900280), (284, 614980), (317, 550960), (355, 491984), (388, 450140), (485, 360112), (568, 307490), (634, 275480), (710, 245992), (776, 225070), (970, 180056), (1136, 153745), (1268, 137740), (1420, 122996), (1552, 112535), (1585, 110192), (1940, 90028), (2536, 68870), (2840, 61498), (3170, 55096), (3880, 45014), (5072, 34435), (5680, 30749), (6340, 27548), (6887, 25360), (7760, 22507), (12680, 13774)]