147858920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{4733}}^1$

素因数の和:4826

約数の個数: 64

約数和(自身を含む): 368115840

約数和(自身を除く): 220256920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 71, 88, 110, 142, 220, 284, 355, 440, 568, 710, 781, 1420, 1562, 2840, 3124, 3905, 4733, 6248, 7810, 9466, 15620, 18932, 23665, 31240, 37864, 47330, 52063, 94660, 104126, 189320, 208252, 260315, 336043, 416504, 520630, 672086, 1041260, 1344172, 1680215, 2082520, 2688344, 3360430, 3696473, 6720860, 7392946, 13441720, 14785892, 18482365, 29571784, 36964730, 73929460, 147858920]

約数ペア:

[(1, 147858920), (2, 73929460), (4, 36964730), (5, 29571784), (8, 18482365), (10, 14785892), (11, 13441720), (20, 7392946), (22, 6720860), (40, 3696473), (44, 3360430), (55, 2688344), (71, 2082520), (88, 1680215), (110, 1344172), (142, 1041260), (220, 672086), (284, 520630), (355, 416504), (440, 336043), (568, 260315), (710, 208252), (781, 189320), (1420, 104126), (1562, 94660), (2840, 52063), (3124, 47330), (3905, 37864), (4733, 31240), (6248, 23665), (7810, 18932), (9466, 15620)]