84886760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1931}}^1$

素因数の和:2106

約数の個数: 64

約数和(自身を含む): 219784320

約数和(自身を除く): 134897560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 157, 280, 314, 628, 785, 1099, 1256, 1570, 1931, 2198, 3140, 3862, 4396, 5495, 6280, 7724, 8792, 9655, 10990, 13517, 15448, 19310, 21980, 27034, 38620, 43960, 54068, 67585, 77240, 108136, 135170, 270340, 303167, 540680, 606334, 1212668, 1515835, 2122169, 2425336, 3031670, 4244338, 6063340, 8488676, 10610845, 12126680, 16977352, 21221690, 42443380, 84886760]

約数ペア:

[(1, 84886760), (2, 42443380), (4, 21221690), (5, 16977352), (7, 12126680), (8, 10610845), (10, 8488676), (14, 6063340), (20, 4244338), (28, 3031670), (35, 2425336), (40, 2122169), (56, 1515835), (70, 1212668), (140, 606334), (157, 540680), (280, 303167), (314, 270340), (628, 135170), (785, 108136), (1099, 77240), (1256, 67585), (1570, 54068), (1931, 43960), (2198, 38620), (3140, 27034), (3862, 21980), (4396, 19310), (5495, 15448), (6280, 13517), (7724, 10990), (8792, 9655)]