260981308

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{239}}^1\times {\mathrm{661}}^1$

素因数の和:970

約数の個数: 48

約数和(自身を含む): 533836800

約数和(自身を除く): 272855492

約数列:

[1, 2, 4, 7, 14, 28, 59, 118, 236, 239, 413, 478, 661, 826, 956, 1322, 1652, 1673, 2644, 3346, 4627, 6692, 9254, 14101, 18508, 28202, 38999, 56404, 77998, 98707, 155996, 157979, 197414, 272993, 315958, 394828, 545986, 631916, 1091972, 1105853, 2211706, 4423412, 9320761, 18641522, 37283044, 65245327, 130490654, 260981308]

約数ペア:

[(1, 260981308), (2, 130490654), (4, 65245327), (7, 37283044), (14, 18641522), (28, 9320761), (59, 4423412), (118, 2211706), (236, 1105853), (239, 1091972), (413, 631916), (478, 545986), (661, 394828), (826, 315958), (956, 272993), (1322, 197414), (1652, 157979), (1673, 155996), (2644, 98707), (3346, 77998), (4627, 56404), (6692, 38999), (9254, 28202), (14101, 18508)]