80320284

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{18439}}^1$

素因数の和:18471

約数の個数: 54

約数和(自身を含む): 223179320

約数和(自身を除く): 142859036

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 121, 132, 198, 242, 363, 396, 484, 726, 1089, 1452, 2178, 4356, 18439, 36878, 55317, 73756, 110634, 165951, 202829, 221268, 331902, 405658, 608487, 663804, 811316, 1216974, 1825461, 2231119, 2433948, 3650922, 4462238, 6693357, 7301844, 8924476, 13386714, 20080071, 26773428, 40160142, 80320284]

約数ペア:

[(1, 80320284), (2, 40160142), (3, 26773428), (4, 20080071), (6, 13386714), (9, 8924476), (11, 7301844), (12, 6693357), (18, 4462238), (22, 3650922), (33, 2433948), (36, 2231119), (44, 1825461), (66, 1216974), (99, 811316), (121, 663804), (132, 608487), (198, 405658), (242, 331902), (363, 221268), (396, 202829), (484, 165951), (726, 110634), (1089, 73756), (1452, 55317), (2178, 36878), (4356, 18439)]