71839980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{769}}^1$

素因数の和:960

約数の個数: 96

約数和(自身を含む): 225086400

約数和(自身を除く): 153246420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 173, 180, 270, 346, 519, 540, 692, 769, 865, 1038, 1538, 1557, 1730, 2076, 2307, 2595, 3076, 3114, 3460, 3845, 4614, 4671, 5190, 6228, 6921, 7690, 7785, 9228, 9342, 10380, 11535, 13842, 15380, 15570, 18684, 20763, 23070, 23355, 27684, 31140, 34605, 41526, 46140, 46710, 69210, 83052, 93420, 103815, 133037, 138420, 207630, 266074, 399111, 415260, 532148, 665185, 798222, 1197333, 1330370, 1596444, 1995555, 2394666, 2660740, 3591999, 3991110, 4789332, 5986665, 7183998, 7982220, 11973330, 14367996, 17959995, 23946660, 35919990, 71839980]

約数ペア:

[(1, 71839980), (2, 35919990), (3, 23946660), (4, 17959995), (5, 14367996), (6, 11973330), (9, 7982220), (10, 7183998), (12, 5986665), (15, 4789332), (18, 3991110), (20, 3591999), (27, 2660740), (30, 2394666), (36, 1995555), (45, 1596444), (54, 1330370), (60, 1197333), (90, 798222), (108, 665185), (135, 532148), (173, 415260), (180, 399111), (270, 266074), (346, 207630), (519, 138420), (540, 133037), (692, 103815), (769, 93420), (865, 83052), (1038, 69210), (1538, 46710), (1557, 46140), (1730, 41526), (2076, 34605), (2307, 31140), (2595, 27684), (3076, 23355), (3114, 23070), (3460, 20763), (3845, 18684), (4614, 15570), (4671, 15380), (5190, 13842), (6228, 11535), (6921, 10380), (7690, 9342), (7785, 9228)]