256487392

素因数分解:

$2^5\times 7^1\times {\mathrm{151}}^1\times {\mathrm{7583}}^1$

素因数の和:7751

約数の個数: 48

約数和(自身を含む): 580995072

約数和(自身を除く): 324507680

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 151, 224, 302, 604, 1057, 1208, 2114, 2416, 4228, 4832, 7583, 8456, 15166, 16912, 30332, 33824, 53081, 60664, 106162, 121328, 212324, 242656, 424648, 849296, 1145033, 1698592, 2290066, 4580132, 8015231, 9160264, 16030462, 18320528, 32060924, 36641056, 64121848, 128243696, 256487392]

約数ペア:

[(1, 256487392), (2, 128243696), (4, 64121848), (7, 36641056), (8, 32060924), (14, 18320528), (16, 16030462), (28, 9160264), (32, 8015231), (56, 4580132), (112, 2290066), (151, 1698592), (224, 1145033), (302, 849296), (604, 424648), (1057, 242656), (1208, 212324), (2114, 121328), (2416, 106162), (4228, 60664), (4832, 53081), (7583, 33824), (8456, 30332), (15166, 16912)]