80709360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{523}}^1\times {\mathrm{643}}^1$

素因数の和:1182

約数の個数: 80

約数和(自身を含む): 251067264

約数和(自身を除く): 170357904

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 523, 643, 1046, 1286, 1569, 1929, 2092, 2572, 2615, 3138, 3215, 3858, 4184, 5144, 5230, 6276, 6430, 7716, 7845, 8368, 9645, 10288, 10460, 12552, 12860, 15432, 15690, 19290, 20920, 25104, 25720, 30864, 31380, 38580, 41840, 51440, 62760, 77160, 125520, 154320, 336289, 672578, 1008867, 1345156, 1681445, 2017734, 2690312, 3362890, 4035468, 5044335, 5380624, 6725780, 8070936, 10088670, 13451560, 16141872, 20177340, 26903120, 40354680, 80709360]

約数ペア:

[(1, 80709360), (2, 40354680), (3, 26903120), (4, 20177340), (5, 16141872), (6, 13451560), (8, 10088670), (10, 8070936), (12, 6725780), (15, 5380624), (16, 5044335), (20, 4035468), (24, 3362890), (30, 2690312), (40, 2017734), (48, 1681445), (60, 1345156), (80, 1008867), (120, 672578), (240, 336289), (523, 154320), (643, 125520), (1046, 77160), (1286, 62760), (1569, 51440), (1929, 41840), (2092, 38580), (2572, 31380), (2615, 30864), (3138, 25720), (3215, 25104), (3858, 20920), (4184, 19290), (5144, 15690), (5230, 15432), (6276, 12860), (6430, 12552), (7716, 10460), (7845, 10288), (8368, 9645)]