222872188

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{619}}^1$

素因数の和:815

約数の個数: 72

約数和(自身を含む): 498718080

約数和(自身を除く): 275845892

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 167, 196, 308, 334, 539, 619, 668, 1078, 1169, 1238, 1837, 2156, 2338, 2476, 3674, 4333, 4676, 6809, 7348, 8183, 8666, 12859, 13618, 16366, 17332, 25718, 27236, 30331, 32732, 47663, 51436, 60662, 90013, 95326, 103373, 121324, 180026, 190652, 206746, 333641, 360052, 413492, 667282, 723611, 1137103, 1334564, 1447222, 2274206, 2894444, 4548412, 5065277, 7959721, 10130554, 15919442, 20261108, 31838884, 55718047, 111436094, 222872188]

約数ペア:

[(1, 222872188), (2, 111436094), (4, 55718047), (7, 31838884), (11, 20261108), (14, 15919442), (22, 10130554), (28, 7959721), (44, 5065277), (49, 4548412), (77, 2894444), (98, 2274206), (154, 1447222), (167, 1334564), (196, 1137103), (308, 723611), (334, 667282), (539, 413492), (619, 360052), (668, 333641), (1078, 206746), (1169, 190652), (1238, 180026), (1837, 121324), (2156, 103373), (2338, 95326), (2476, 90013), (3674, 60662), (4333, 51436), (4676, 47663), (6809, 32732), (7348, 30331), (8183, 27236), (8666, 25718), (12859, 17332), (13618, 16366)]