207745740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{3307}}^1$

素因数の和:3671

約数の個数: 72

約数和(自身を含む): 632158800

約数和(自身を除く): 424413060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 349, 698, 1047, 1396, 1745, 2094, 3141, 3307, 3490, 4188, 5235, 6282, 6614, 6980, 9921, 10470, 12564, 13228, 15705, 16535, 19842, 20940, 29763, 31410, 33070, 39684, 49605, 59526, 62820, 66140, 99210, 119052, 148815, 198420, 297630, 595260, 1154143, 2308286, 3462429, 4616572, 5770715, 6924858, 10387287, 11541430, 13849716, 17312145, 20774574, 23082860, 34624290, 41549148, 51936435, 69248580, 103872870, 207745740]

約数ペア:

[(1, 207745740), (2, 103872870), (3, 69248580), (4, 51936435), (5, 41549148), (6, 34624290), (9, 23082860), (10, 20774574), (12, 17312145), (15, 13849716), (18, 11541430), (20, 10387287), (30, 6924858), (36, 5770715), (45, 4616572), (60, 3462429), (90, 2308286), (180, 1154143), (349, 595260), (698, 297630), (1047, 198420), (1396, 148815), (1745, 119052), (2094, 99210), (3141, 66140), (3307, 62820), (3490, 59526), (4188, 49605), (5235, 39684), (6282, 33070), (6614, 31410), (6980, 29763), (9921, 20940), (10470, 19842), (12564, 16535), (13228, 15705)]