256908696

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{7001}}^1$

素因数の和:7160

約数の個数: 64

約数和(自身を含む): 705801600

約数和(自身を除く): 448892904

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 139, 264, 278, 417, 556, 834, 1112, 1529, 1668, 3058, 3336, 4587, 6116, 7001, 9174, 12232, 14002, 18348, 21003, 28004, 36696, 42006, 56008, 77011, 84012, 154022, 168024, 231033, 308044, 462066, 616088, 924132, 973139, 1848264, 1946278, 2919417, 3892556, 5838834, 7785112, 10704529, 11677668, 21409058, 23355336, 32113587, 42818116, 64227174, 85636232, 128454348, 256908696]

約数ペア:

[(1, 256908696), (2, 128454348), (3, 85636232), (4, 64227174), (6, 42818116), (8, 32113587), (11, 23355336), (12, 21409058), (22, 11677668), (24, 10704529), (33, 7785112), (44, 5838834), (66, 3892556), (88, 2919417), (132, 1946278), (139, 1848264), (264, 973139), (278, 924132), (417, 616088), (556, 462066), (834, 308044), (1112, 231033), (1529, 168024), (1668, 154022), (3058, 84012), (3336, 77011), (4587, 56008), (6116, 42006), (7001, 36696), (9174, 28004), (12232, 21003), (14002, 18348)]