179138840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{5749}}^1$

素因数の和:5820

約数の個数: 64

約数和(自身を含む): 434700000

約数和(自身を除く): 255561160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 76, 82, 95, 152, 164, 190, 205, 328, 380, 410, 760, 779, 820, 1558, 1640, 3116, 3895, 5749, 6232, 7790, 11498, 15580, 22996, 28745, 31160, 45992, 57490, 109231, 114980, 218462, 229960, 235709, 436924, 471418, 546155, 873848, 942836, 1092310, 1178545, 1885672, 2184620, 2357090, 4369240, 4478471, 4714180, 8956942, 9428360, 17913884, 22392355, 35827768, 44784710, 89569420, 179138840]

約数ペア:

[(1, 179138840), (2, 89569420), (4, 44784710), (5, 35827768), (8, 22392355), (10, 17913884), (19, 9428360), (20, 8956942), (38, 4714180), (40, 4478471), (41, 4369240), (76, 2357090), (82, 2184620), (95, 1885672), (152, 1178545), (164, 1092310), (190, 942836), (205, 873848), (328, 546155), (380, 471418), (410, 436924), (760, 235709), (779, 229960), (820, 218462), (1558, 114980), (1640, 109231), (3116, 57490), (3895, 45992), (5749, 31160), (6232, 28745), (7790, 22996), (11498, 15580)]