90991080

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{487}}^1$

素因数の和:680

約数の個数: 128

約数和(自身を含む): 305683200

約数和(自身を除く): 214692120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 173, 180, 216, 270, 346, 360, 487, 519, 540, 692, 865, 974, 1038, 1080, 1384, 1461, 1557, 1730, 1948, 2076, 2435, 2595, 2922, 3114, 3460, 3896, 4152, 4383, 4671, 4870, 5190, 5844, 6228, 6920, 7305, 7785, 8766, 9342, 9740, 10380, 11688, 12456, 13149, 14610, 15570, 17532, 18684, 19480, 20760, 21915, 23355, 26298, 29220, 31140, 35064, 37368, 43830, 46710, 52596, 58440, 62280, 65745, 84251, 87660, 93420, 105192, 131490, 168502, 175320, 186840, 252753, 262980, 337004, 421255, 505506, 525960, 674008, 758259, 842510, 1011012, 1263765, 1516518, 1685020, 2022024, 2274777, 2527530, 3033036, 3370040, 3791295, 4549554, 5055060, 6066072, 7582590, 9099108, 10110120, 11373885, 15165180, 18198216, 22747770, 30330360, 45495540, 90991080]

約数ペア:

[(1, 90991080), (2, 45495540), (3, 30330360), (4, 22747770), (5, 18198216), (6, 15165180), (8, 11373885), (9, 10110120), (10, 9099108), (12, 7582590), (15, 6066072), (18, 5055060), (20, 4549554), (24, 3791295), (27, 3370040), (30, 3033036), (36, 2527530), (40, 2274777), (45, 2022024), (54, 1685020), (60, 1516518), (72, 1263765), (90, 1011012), (108, 842510), (120, 758259), (135, 674008), (173, 525960), (180, 505506), (216, 421255), (270, 337004), (346, 262980), (360, 252753), (487, 186840), (519, 175320), (540, 168502), (692, 131490), (865, 105192), (974, 93420), (1038, 87660), (1080, 84251), (1384, 65745), (1461, 62280), (1557, 58440), (1730, 52596), (1948, 46710), (2076, 43830), (2435, 37368), (2595, 35064), (2922, 31140), (3114, 29220), (3460, 26298), (3896, 23355), (4152, 21915), (4383, 20760), (4671, 19480), (4870, 18684), (5190, 17532), (5844, 15570), (6228, 14610), (6920, 13149), (7305, 12456), (7785, 11688), (8766, 10380), (9342, 9740)]