81265140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13681}}^1$

素因数の和:13710

約数の個数: 96

約数和(自身を含む): 275829120

約数和(自身を除く): 194563980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 90, 99, 108, 110, 132, 135, 165, 180, 198, 220, 270, 297, 330, 396, 495, 540, 594, 660, 990, 1188, 1485, 1980, 2970, 5940, 13681, 27362, 41043, 54724, 68405, 82086, 123129, 136810, 150491, 164172, 205215, 246258, 273620, 300982, 369387, 410430, 451473, 492516, 601964, 615645, 738774, 752455, 820860, 902946, 1231290, 1354419, 1477548, 1504910, 1805892, 1846935, 2257365, 2462580, 2708838, 3009820, 3693870, 4063257, 4514730, 5417676, 6772095, 7387740, 8126514, 9029460, 13544190, 16253028, 20316285, 27088380, 40632570, 81265140]

約数ペア:

[(1, 81265140), (2, 40632570), (3, 27088380), (4, 20316285), (5, 16253028), (6, 13544190), (9, 9029460), (10, 8126514), (11, 7387740), (12, 6772095), (15, 5417676), (18, 4514730), (20, 4063257), (22, 3693870), (27, 3009820), (30, 2708838), (33, 2462580), (36, 2257365), (44, 1846935), (45, 1805892), (54, 1504910), (55, 1477548), (60, 1354419), (66, 1231290), (90, 902946), (99, 820860), (108, 752455), (110, 738774), (132, 615645), (135, 601964), (165, 492516), (180, 451473), (198, 410430), (220, 369387), (270, 300982), (297, 273620), (330, 246258), (396, 205215), (495, 164172), (540, 150491), (594, 136810), (660, 123129), (990, 82086), (1188, 68405), (1485, 54724), (1980, 41043), (2970, 27362), (5940, 13681)]