131220264

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{9887}}^1$

素因数の和:9982

約数の個数: 64

約数和(自身を含む): 379699200

約数和(自身を除く): 248478936

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 79, 84, 158, 168, 237, 316, 474, 553, 632, 948, 1106, 1659, 1896, 2212, 3318, 4424, 6636, 9887, 13272, 19774, 29661, 39548, 59322, 69209, 79096, 118644, 138418, 207627, 237288, 276836, 415254, 553672, 781073, 830508, 1562146, 1661016, 2343219, 3124292, 4686438, 5467511, 6248584, 9372876, 10935022, 16402533, 18745752, 21870044, 32805066, 43740088, 65610132, 131220264]

約数ペア:

[(1, 131220264), (2, 65610132), (3, 43740088), (4, 32805066), (6, 21870044), (7, 18745752), (8, 16402533), (12, 10935022), (14, 9372876), (21, 6248584), (24, 5467511), (28, 4686438), (42, 3124292), (56, 2343219), (79, 1661016), (84, 1562146), (158, 830508), (168, 781073), (237, 553672), (316, 415254), (474, 276836), (553, 237288), (632, 207627), (948, 138418), (1106, 118644), (1659, 79096), (1896, 69209), (2212, 59322), (3318, 39548), (4424, 29661), (6636, 19774), (9887, 13272)]