87178980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{207569}}^1$

素因数の和:207588

約数の個数: 48

約数和(自身を含む): 278974080

約数和(自身を除く): 191795100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 207569, 415138, 622707, 830276, 1037845, 1245414, 1452983, 2075690, 2490828, 2905966, 3113535, 4151380, 4358949, 5811932, 6227070, 7264915, 8717898, 12454140, 14529830, 17435796, 21794745, 29059660, 43589490, 87178980]

約数ペア:

[(1, 87178980), (2, 43589490), (3, 29059660), (4, 21794745), (5, 17435796), (6, 14529830), (7, 12454140), (10, 8717898), (12, 7264915), (14, 6227070), (15, 5811932), (20, 4358949), (21, 4151380), (28, 3113535), (30, 2905966), (35, 2490828), (42, 2075690), (60, 1452983), (70, 1245414), (84, 1037845), (105, 830276), (140, 622707), (210, 415138), (420, 207569)]