68578160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{811}}^1$

素因数の和:982

約数の個数: 80

約数和(自身を含む): 183654912

約数和(自身を除く): 115076752

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 151, 280, 302, 560, 604, 755, 811, 1057, 1208, 1510, 1622, 2114, 2416, 3020, 3244, 4055, 4228, 5285, 5677, 6040, 6488, 8110, 8456, 10570, 11354, 12080, 12976, 16220, 16912, 21140, 22708, 28385, 32440, 42280, 45416, 56770, 64880, 84560, 90832, 113540, 122461, 227080, 244922, 454160, 489844, 612305, 857227, 979688, 1224610, 1714454, 1959376, 2449220, 3428908, 4286135, 4898440, 6857816, 8572270, 9796880, 13715632, 17144540, 34289080, 68578160]

約数ペア:

[(1, 68578160), (2, 34289080), (4, 17144540), (5, 13715632), (7, 9796880), (8, 8572270), (10, 6857816), (14, 4898440), (16, 4286135), (20, 3428908), (28, 2449220), (35, 1959376), (40, 1714454), (56, 1224610), (70, 979688), (80, 857227), (112, 612305), (140, 489844), (151, 454160), (280, 244922), (302, 227080), (560, 122461), (604, 113540), (755, 90832), (811, 84560), (1057, 64880), (1208, 56770), (1510, 45416), (1622, 42280), (2114, 32440), (2416, 28385), (3020, 22708), (3244, 21140), (4055, 16912), (4228, 16220), (5285, 12976), (5677, 12080), (6040, 11354), (6488, 10570), (8110, 8456)]