49278420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{11903}}^1$

素因数の和:11941

約数の個数: 72

約数和(自身を含む): 155990016

約数和(自身を除く): 106711596

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 11903, 23806, 35709, 47612, 59515, 71418, 107127, 119030, 142836, 178545, 214254, 238060, 273769, 357090, 428508, 535635, 547538, 714180, 821307, 1071270, 1095076, 1368845, 1642614, 2142540, 2463921, 2737690, 3285228, 4106535, 4927842, 5475380, 8213070, 9855684, 12319605, 16426140, 24639210, 49278420]

約数ペア:

[(1, 49278420), (2, 24639210), (3, 16426140), (4, 12319605), (5, 9855684), (6, 8213070), (9, 5475380), (10, 4927842), (12, 4106535), (15, 3285228), (18, 2737690), (20, 2463921), (23, 2142540), (30, 1642614), (36, 1368845), (45, 1095076), (46, 1071270), (60, 821307), (69, 714180), (90, 547538), (92, 535635), (115, 428508), (138, 357090), (180, 273769), (207, 238060), (230, 214254), (276, 178545), (345, 142836), (414, 119030), (460, 107127), (690, 71418), (828, 59515), (1035, 47612), (1380, 35709), (2070, 23806), (4140, 11903)]