210900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:73

約数の個数: 72

約数和(自身を含む): 659680

約数和(自身を除く): 448780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 37, 38, 50, 57, 60, 74, 75, 76, 95, 100, 111, 114, 148, 150, 185, 190, 222, 228, 285, 300, 370, 380, 444, 475, 555, 570, 703, 740, 925, 950, 1110, 1140, 1406, 1425, 1850, 1900, 2109, 2220, 2775, 2812, 2850, 3515, 3700, 4218, 5550, 5700, 7030, 8436, 10545, 11100, 14060, 17575, 21090, 35150, 42180, 52725, 70300, 105450, 210900]

約数ペア:

[(1, 210900), (2, 105450), (3, 70300), (4, 52725), (5, 42180), (6, 35150), (10, 21090), (12, 17575), (15, 14060), (19, 11100), (20, 10545), (25, 8436), (30, 7030), (37, 5700), (38, 5550), (50, 4218), (57, 3700), (60, 3515), (74, 2850), (75, 2812), (76, 2775), (95, 2220), (100, 2109), (111, 1900), (114, 1850), (148, 1425), (150, 1406), (185, 1140), (190, 1110), (222, 950), (228, 925), (285, 740), (300, 703), (370, 570), (380, 555), (444, 475)]