158311760

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{887}}^1$

素因数の和:1020

約数の個数: 80

約数和(自身を含む): 388475136

約数和(自身を除く): 230163376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 97, 115, 184, 194, 230, 368, 388, 460, 485, 776, 887, 920, 970, 1552, 1774, 1840, 1940, 2231, 3548, 3880, 4435, 4462, 7096, 7760, 8870, 8924, 11155, 14192, 17740, 17848, 20401, 22310, 35480, 35696, 40802, 44620, 70960, 81604, 86039, 89240, 102005, 163208, 172078, 178480, 204010, 326416, 344156, 408020, 430195, 688312, 816040, 860390, 1376624, 1632080, 1720780, 1978897, 3441560, 3957794, 6883120, 7915588, 9894485, 15831176, 19788970, 31662352, 39577940, 79155880, 158311760]

約数ペア:

[(1, 158311760), (2, 79155880), (4, 39577940), (5, 31662352), (8, 19788970), (10, 15831176), (16, 9894485), (20, 7915588), (23, 6883120), (40, 3957794), (46, 3441560), (80, 1978897), (92, 1720780), (97, 1632080), (115, 1376624), (184, 860390), (194, 816040), (230, 688312), (368, 430195), (388, 408020), (460, 344156), (485, 326416), (776, 204010), (887, 178480), (920, 172078), (970, 163208), (1552, 102005), (1774, 89240), (1840, 86039), (1940, 81604), (2231, 70960), (3548, 44620), (3880, 40802), (4435, 35696), (4462, 35480), (7096, 22310), (7760, 20401), (8870, 17848), (8924, 17740), (11155, 14192)]