311928416

素因数分解:

$2^5\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{1993}}^1$

素因数の和:2143

約数の個数: 48

約数和(自身を含む): 632129904

約数和(自身を除く): 320201488

約数列:

[1, 2, 4, 8, 16, 32, 67, 73, 134, 146, 268, 292, 536, 584, 1072, 1168, 1993, 2144, 2336, 3986, 4891, 7972, 9782, 15944, 19564, 31888, 39128, 63776, 78256, 133531, 145489, 156512, 267062, 290978, 534124, 581956, 1068248, 1163912, 2136496, 2327824, 4272992, 4655648, 9747763, 19495526, 38991052, 77982104, 155964208, 311928416]

約数ペア:

[(1, 311928416), (2, 155964208), (4, 77982104), (8, 38991052), (16, 19495526), (32, 9747763), (67, 4655648), (73, 4272992), (134, 2327824), (146, 2136496), (268, 1163912), (292, 1068248), (536, 581956), (584, 534124), (1072, 290978), (1168, 267062), (1993, 156512), (2144, 145489), (2336, 133531), (3986, 78256), (4891, 63776), (7972, 39128), (9782, 31888), (15944, 19564)]