80809080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2111}}^1$

素因数の和:2165

約数の個数: 128

約数和(自身を含む): 273715200

約数和(自身を除く): 192906120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 29, 30, 33, 40, 44, 55, 58, 60, 66, 87, 88, 110, 116, 120, 132, 145, 165, 174, 220, 232, 264, 290, 319, 330, 348, 435, 440, 580, 638, 660, 696, 870, 957, 1160, 1276, 1320, 1595, 1740, 1914, 2111, 2552, 3190, 3480, 3828, 4222, 4785, 6333, 6380, 7656, 8444, 9570, 10555, 12666, 12760, 16888, 19140, 21110, 23221, 25332, 31665, 38280, 42220, 46442, 50664, 61219, 63330, 69663, 84440, 92884, 116105, 122438, 126660, 139326, 183657, 185768, 232210, 244876, 253320, 278652, 306095, 348315, 367314, 464420, 489752, 557304, 612190, 673409, 696630, 734628, 918285, 928840, 1224380, 1346818, 1393260, 1469256, 1836570, 2020227, 2448760, 2693636, 2786520, 3367045, 3673140, 4040454, 5387272, 6734090, 7346280, 8080908, 10101135, 13468180, 16161816, 20202270, 26936360, 40404540, 80809080]

約数ペア:

[(1, 80809080), (2, 40404540), (3, 26936360), (4, 20202270), (5, 16161816), (6, 13468180), (8, 10101135), (10, 8080908), (11, 7346280), (12, 6734090), (15, 5387272), (20, 4040454), (22, 3673140), (24, 3367045), (29, 2786520), (30, 2693636), (33, 2448760), (40, 2020227), (44, 1836570), (55, 1469256), (58, 1393260), (60, 1346818), (66, 1224380), (87, 928840), (88, 918285), (110, 734628), (116, 696630), (120, 673409), (132, 612190), (145, 557304), (165, 489752), (174, 464420), (220, 367314), (232, 348315), (264, 306095), (290, 278652), (319, 253320), (330, 244876), (348, 232210), (435, 185768), (440, 183657), (580, 139326), (638, 126660), (660, 122438), (696, 116105), (870, 92884), (957, 84440), (1160, 69663), (1276, 63330), (1320, 61219), (1595, 50664), (1740, 46442), (1914, 42220), (2111, 38280), (2552, 31665), (3190, 25332), (3480, 23221), (3828, 21110), (4222, 19140), (4785, 16888), (6333, 12760), (6380, 12666), (7656, 10555), (8444, 9570)]