123587820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{757}}^1\times {\mathrm{907}}^1$

素因数の和:1679

約数の個数: 72

約数和(自身を含む): 375792144

約数和(自身を除く): 252204324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 757, 907, 1514, 1814, 2271, 2721, 3028, 3628, 3785, 4535, 4542, 5442, 6813, 7570, 8163, 9070, 9084, 10884, 11355, 13605, 13626, 15140, 16326, 18140, 22710, 27210, 27252, 32652, 34065, 40815, 45420, 54420, 68130, 81630, 136260, 163260, 686599, 1373198, 2059797, 2746396, 3432995, 4119594, 6179391, 6865990, 8239188, 10298985, 12358782, 13731980, 20597970, 24717564, 30896955, 41195940, 61793910, 123587820]

約数ペア:

[(1, 123587820), (2, 61793910), (3, 41195940), (4, 30896955), (5, 24717564), (6, 20597970), (9, 13731980), (10, 12358782), (12, 10298985), (15, 8239188), (18, 6865990), (20, 6179391), (30, 4119594), (36, 3432995), (45, 2746396), (60, 2059797), (90, 1373198), (180, 686599), (757, 163260), (907, 136260), (1514, 81630), (1814, 68130), (2271, 54420), (2721, 45420), (3028, 40815), (3628, 34065), (3785, 32652), (4535, 27252), (4542, 27210), (5442, 22710), (6813, 18140), (7570, 16326), (8163, 15140), (9070, 13626), (9084, 13605), (10884, 11355)]