81327972

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{709}}^1$

素因数の和:817

約数の個数: 72

約数和(自身を含む): 211523200

約数和(自身を除く): 130195228

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 79, 121, 132, 158, 237, 242, 316, 363, 474, 484, 709, 726, 869, 948, 1418, 1452, 1738, 2127, 2607, 2836, 3476, 4254, 5214, 7799, 8508, 9559, 10428, 15598, 19118, 23397, 28677, 31196, 38236, 46794, 56011, 57354, 85789, 93588, 112022, 114708, 168033, 171578, 224044, 257367, 336066, 343156, 514734, 616121, 672132, 1029468, 1232242, 1848363, 2464484, 3696726, 6777331, 7393452, 13554662, 20331993, 27109324, 40663986, 81327972]

約数ペア:

[(1, 81327972), (2, 40663986), (3, 27109324), (4, 20331993), (6, 13554662), (11, 7393452), (12, 6777331), (22, 3696726), (33, 2464484), (44, 1848363), (66, 1232242), (79, 1029468), (121, 672132), (132, 616121), (158, 514734), (237, 343156), (242, 336066), (316, 257367), (363, 224044), (474, 171578), (484, 168033), (709, 114708), (726, 112022), (869, 93588), (948, 85789), (1418, 57354), (1452, 56011), (1738, 46794), (2127, 38236), (2607, 31196), (2836, 28677), (3476, 23397), (4254, 19118), (5214, 15598), (7799, 10428), (8508, 9559)]