80719320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61151}}^1$

素因数の和:61176

約数の個数: 64

約数和(自身を含む): 264176640

約数和(自身を除く): 183457320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 61151, 122302, 183453, 244604, 305755, 366906, 489208, 611510, 672661, 733812, 917265, 1223020, 1345322, 1467624, 1834530, 2017983, 2446040, 2690644, 3363305, 3669060, 4035966, 5381288, 6726610, 7338120, 8071932, 10089915, 13453220, 16143864, 20179830, 26906440, 40359660, 80719320]

約数ペア:

[(1, 80719320), (2, 40359660), (3, 26906440), (4, 20179830), (5, 16143864), (6, 13453220), (8, 10089915), (10, 8071932), (11, 7338120), (12, 6726610), (15, 5381288), (20, 4035966), (22, 3669060), (24, 3363305), (30, 2690644), (33, 2446040), (40, 2017983), (44, 1834530), (55, 1467624), (60, 1345322), (66, 1223020), (88, 917265), (110, 733812), (120, 672661), (132, 611510), (165, 489208), (220, 366906), (264, 305755), (330, 244604), (440, 183453), (660, 122302), (1320, 61151)]