64393140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1103}}^1$

素因数の和:1261

約数の個数: 96

約数和(自身を含む): 207728640

約数和(自身を除く): 143335500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 139, 140, 210, 278, 417, 420, 556, 695, 834, 973, 1103, 1390, 1668, 1946, 2085, 2206, 2780, 2919, 3309, 3892, 4170, 4412, 4865, 5515, 5838, 6618, 7721, 8340, 9730, 11030, 11676, 13236, 14595, 15442, 16545, 19460, 22060, 23163, 29190, 30884, 33090, 38605, 46326, 58380, 66180, 77210, 92652, 115815, 153317, 154420, 231630, 306634, 459951, 463260, 613268, 766585, 919902, 1073219, 1533170, 1839804, 2146438, 2299755, 3066340, 3219657, 4292876, 4599510, 5366095, 6439314, 9199020, 10732190, 12878628, 16098285, 21464380, 32196570, 64393140]

約数ペア:

[(1, 64393140), (2, 32196570), (3, 21464380), (4, 16098285), (5, 12878628), (6, 10732190), (7, 9199020), (10, 6439314), (12, 5366095), (14, 4599510), (15, 4292876), (20, 3219657), (21, 3066340), (28, 2299755), (30, 2146438), (35, 1839804), (42, 1533170), (60, 1073219), (70, 919902), (84, 766585), (105, 613268), (139, 463260), (140, 459951), (210, 306634), (278, 231630), (417, 154420), (420, 153317), (556, 115815), (695, 92652), (834, 77210), (973, 66180), (1103, 58380), (1390, 46326), (1668, 38605), (1946, 33090), (2085, 30884), (2206, 29190), (2780, 23163), (2919, 22060), (3309, 19460), (3892, 16545), (4170, 15442), (4412, 14595), (4865, 13236), (5515, 11676), (5838, 11030), (6618, 9730), (7721, 8340)]