123200820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{22079}}^1$

素因数の和:22125

約数の個数: 72

約数和(自身を含む): 385781760

約数和(自身を除く): 262580940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 22079, 44158, 66237, 88316, 110395, 132474, 198711, 220790, 264948, 331185, 397422, 441580, 662370, 684449, 794844, 993555, 1324740, 1368898, 1987110, 2053347, 2737796, 3422245, 3974220, 4106694, 6160041, 6844490, 8213388, 10266735, 12320082, 13688980, 20533470, 24640164, 30800205, 41066940, 61600410, 123200820]

約数ペア:

[(1, 123200820), (2, 61600410), (3, 41066940), (4, 30800205), (5, 24640164), (6, 20533470), (9, 13688980), (10, 12320082), (12, 10266735), (15, 8213388), (18, 6844490), (20, 6160041), (30, 4106694), (31, 3974220), (36, 3422245), (45, 2737796), (60, 2053347), (62, 1987110), (90, 1368898), (93, 1324740), (124, 993555), (155, 794844), (180, 684449), (186, 662370), (279, 441580), (310, 397422), (372, 331185), (465, 264948), (558, 220790), (620, 198711), (930, 132474), (1116, 110395), (1395, 88316), (1860, 66237), (2790, 44158), (5580, 22079)]