128593520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{7691}}^1$

素因数の和:7734

約数の個数: 80

約数和(自身を含む): 343370880

約数和(自身を除く): 214777360

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 176, 190, 209, 220, 304, 380, 418, 440, 760, 836, 880, 1045, 1520, 1672, 2090, 3344, 4180, 7691, 8360, 15382, 16720, 30764, 38455, 61528, 76910, 84601, 123056, 146129, 153820, 169202, 292258, 307640, 338404, 423005, 584516, 615280, 676808, 730645, 846010, 1169032, 1353616, 1461290, 1607419, 1692020, 2338064, 2922580, 3214838, 3384040, 5845160, 6429676, 6768080, 8037095, 11690320, 12859352, 16074190, 25718704, 32148380, 64296760, 128593520]

約数ペア:

[(1, 128593520), (2, 64296760), (4, 32148380), (5, 25718704), (8, 16074190), (10, 12859352), (11, 11690320), (16, 8037095), (19, 6768080), (20, 6429676), (22, 5845160), (38, 3384040), (40, 3214838), (44, 2922580), (55, 2338064), (76, 1692020), (80, 1607419), (88, 1461290), (95, 1353616), (110, 1169032), (152, 846010), (176, 730645), (190, 676808), (209, 615280), (220, 584516), (304, 423005), (380, 338404), (418, 307640), (440, 292258), (760, 169202), (836, 153820), (880, 146129), (1045, 123056), (1520, 84601), (1672, 76910), (2090, 61528), (3344, 38455), (4180, 30764), (7691, 16720), (8360, 15382)]