320856553758

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{643}}^1\times {\mathrm{278149}}^1$

素因数の和:278833

約数の個数: 64

約数和(自身を含む): 722246515200

約数和(自身を除く): 401389961442

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 299, 598, 643, 897, 1286, 1794, 1929, 3858, 8359, 14789, 16718, 25077, 29578, 44367, 50154, 88734, 192257, 278149, 384514, 556298, 576771, 834447, 1153542, 1668894, 3615937, 6397427, 7231874, 10847811, 12794854, 19192281, 21695622, 38384562, 83166551, 166333102, 178849807, 249499653, 357699614, 498999306, 536549421, 1073098842, 2325047491, 4113545561, 4650094982, 6975142473, 8227091122, 12340636683, 13950284946, 24681273366, 53476092293, 106952184586, 160428276879, 320856553758]

約数ペア:

[(1, 320856553758), (2, 160428276879), (3, 106952184586), (6, 53476092293), (13, 24681273366), (23, 13950284946), (26, 12340636683), (39, 8227091122), (46, 6975142473), (69, 4650094982), (78, 4113545561), (138, 2325047491), (299, 1073098842), (598, 536549421), (643, 498999306), (897, 357699614), (1286, 249499653), (1794, 178849807), (1929, 166333102), (3858, 83166551), (8359, 38384562), (14789, 21695622), (16718, 19192281), (25077, 12794854), (29578, 10847811), (44367, 7231874), (50154, 6397427), (88734, 3615937), (192257, 1668894), (278149, 1153542), (384514, 834447), (556298, 576771)]