40404840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{467}}^1$

素因数の和:591

約数の個数: 128

約数和(自身を含む): 140175360

約数和(自身を除く): 99770520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 103, 105, 120, 140, 168, 206, 210, 280, 309, 412, 420, 467, 515, 618, 721, 824, 840, 934, 1030, 1236, 1401, 1442, 1545, 1868, 2060, 2163, 2335, 2472, 2802, 2884, 3090, 3269, 3605, 3736, 4120, 4326, 4670, 5604, 5768, 6180, 6538, 7005, 7210, 8652, 9340, 9807, 10815, 11208, 12360, 13076, 14010, 14420, 16345, 17304, 18680, 19614, 21630, 26152, 28020, 28840, 32690, 39228, 43260, 48101, 49035, 56040, 65380, 78456, 86520, 96202, 98070, 130760, 144303, 192404, 196140, 240505, 288606, 336707, 384808, 392280, 481010, 577212, 673414, 721515, 962020, 1010121, 1154424, 1346828, 1443030, 1683535, 1924040, 2020242, 2693656, 2886060, 3367070, 4040484, 5050605, 5772120, 6734140, 8080968, 10101210, 13468280, 20202420, 40404840]

約数ペア:

[(1, 40404840), (2, 20202420), (3, 13468280), (4, 10101210), (5, 8080968), (6, 6734140), (7, 5772120), (8, 5050605), (10, 4040484), (12, 3367070), (14, 2886060), (15, 2693656), (20, 2020242), (21, 1924040), (24, 1683535), (28, 1443030), (30, 1346828), (35, 1154424), (40, 1010121), (42, 962020), (56, 721515), (60, 673414), (70, 577212), (84, 481010), (103, 392280), (105, 384808), (120, 336707), (140, 288606), (168, 240505), (206, 196140), (210, 192404), (280, 144303), (309, 130760), (412, 98070), (420, 96202), (467, 86520), (515, 78456), (618, 65380), (721, 56040), (824, 49035), (840, 48101), (934, 43260), (1030, 39228), (1236, 32690), (1401, 28840), (1442, 28020), (1545, 26152), (1868, 21630), (2060, 19614), (2163, 18680), (2335, 17304), (2472, 16345), (2802, 14420), (2884, 14010), (3090, 13076), (3269, 12360), (3605, 11208), (3736, 10815), (4120, 9807), (4326, 9340), (4670, 8652), (5604, 7210), (5768, 7005), (6180, 6538)]