209216340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{337}}^1\times {\mathrm{3449}}^1$

素因数の和:3801

約数の個数: 72

約数和(自身を含む): 636690600

約数和(自身を除く): 427474260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 337, 674, 1011, 1348, 1685, 2022, 3033, 3370, 3449, 4044, 5055, 6066, 6740, 6898, 10110, 10347, 12132, 13796, 15165, 17245, 20220, 20694, 30330, 31041, 34490, 41388, 51735, 60660, 62082, 68980, 103470, 124164, 155205, 206940, 310410, 620820, 1162313, 2324626, 3486939, 4649252, 5811565, 6973878, 10460817, 11623130, 13947756, 17434695, 20921634, 23246260, 34869390, 41843268, 52304085, 69738780, 104608170, 209216340]

約数ペア:

[(1, 209216340), (2, 104608170), (3, 69738780), (4, 52304085), (5, 41843268), (6, 34869390), (9, 23246260), (10, 20921634), (12, 17434695), (15, 13947756), (18, 11623130), (20, 10460817), (30, 6973878), (36, 5811565), (45, 4649252), (60, 3486939), (90, 2324626), (180, 1162313), (337, 620820), (674, 310410), (1011, 206940), (1348, 155205), (1685, 124164), (2022, 103470), (3033, 68980), (3370, 62082), (3449, 60660), (4044, 51735), (5055, 41388), (6066, 34490), (6740, 31041), (6898, 30330), (10110, 20694), (10347, 20220), (12132, 17245), (13796, 15165)]