320528784

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{351457}}^1$

素因数の和:351487

約数の個数: 40

約数和(自身を含む): 871615840

約数和(自身を除く): 551087056

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 456, 912, 351457, 702914, 1054371, 1405828, 2108742, 2811656, 4217484, 5623312, 6677683, 8434968, 13355366, 16869936, 20033049, 26710732, 40066098, 53421464, 80132196, 106842928, 160264392, 320528784]

約数ペア:

[(1, 320528784), (2, 160264392), (3, 106842928), (4, 80132196), (6, 53421464), (8, 40066098), (12, 26710732), (16, 20033049), (19, 16869936), (24, 13355366), (38, 8434968), (48, 6677683), (57, 5623312), (76, 4217484), (114, 2811656), (152, 2108742), (228, 1405828), (304, 1054371), (456, 702914), (912, 351457)]