20160264

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{311}}^1$

素因数の和:430

約数の個数: 64

約数和(自身を含む): 52640640

約数和(自身を除く): 32480376

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 73, 74, 111, 146, 148, 219, 222, 292, 296, 311, 438, 444, 584, 622, 876, 888, 933, 1244, 1752, 1866, 2488, 2701, 3732, 5402, 7464, 8103, 10804, 11507, 16206, 21608, 22703, 23014, 32412, 34521, 45406, 46028, 64824, 68109, 69042, 90812, 92056, 136218, 138084, 181624, 272436, 276168, 544872, 840011, 1680022, 2520033, 3360044, 5040066, 6720088, 10080132, 20160264]

約数ペア:

[(1, 20160264), (2, 10080132), (3, 6720088), (4, 5040066), (6, 3360044), (8, 2520033), (12, 1680022), (24, 840011), (37, 544872), (73, 276168), (74, 272436), (111, 181624), (146, 138084), (148, 136218), (219, 92056), (222, 90812), (292, 69042), (296, 68109), (311, 64824), (438, 46028), (444, 45406), (584, 34521), (622, 32412), (876, 23014), (888, 22703), (933, 21608), (1244, 16206), (1752, 11507), (1866, 10804), (2488, 8103), (2701, 7464), (3732, 5402)]