128565972

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{263}}^1\times {\mathrm{367}}^1$

素因数の和:677

約数の個数: 72

約数和(自身を含む): 335951616

約数和(自身を除く): 207385644

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 263, 333, 367, 444, 526, 666, 734, 789, 1052, 1101, 1332, 1468, 1578, 2202, 2367, 3156, 3303, 4404, 4734, 6606, 9468, 9731, 13212, 13579, 19462, 27158, 29193, 38924, 40737, 54316, 58386, 81474, 87579, 96521, 116772, 122211, 162948, 175158, 193042, 244422, 289563, 350316, 386084, 488844, 579126, 868689, 1158252, 1737378, 3474756, 3571277, 7142554, 10713831, 14285108, 21427662, 32141493, 42855324, 64282986, 128565972]

約数ペア:

[(1, 128565972), (2, 64282986), (3, 42855324), (4, 32141493), (6, 21427662), (9, 14285108), (12, 10713831), (18, 7142554), (36, 3571277), (37, 3474756), (74, 1737378), (111, 1158252), (148, 868689), (222, 579126), (263, 488844), (333, 386084), (367, 350316), (444, 289563), (526, 244422), (666, 193042), (734, 175158), (789, 162948), (1052, 122211), (1101, 116772), (1332, 96521), (1468, 87579), (1578, 81474), (2202, 58386), (2367, 54316), (3156, 40737), (3303, 38924), (4404, 29193), (4734, 27158), (6606, 19462), (9468, 13579), (9731, 13212)]