220965900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{7151}}^1$

素因数の和:7271

約数の個数: 72

約数和(自身を含む): 645625344

約数和(自身を除く): 424659444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 103, 150, 206, 300, 309, 412, 515, 618, 1030, 1236, 1545, 2060, 2575, 3090, 5150, 6180, 7151, 7725, 10300, 14302, 15450, 21453, 28604, 30900, 35755, 42906, 71510, 85812, 107265, 143020, 178775, 214530, 357550, 429060, 536325, 715100, 736553, 1072650, 1473106, 2145300, 2209659, 2946212, 3682765, 4419318, 7365530, 8838636, 11048295, 14731060, 18413825, 22096590, 36827650, 44193180, 55241475, 73655300, 110482950, 220965900]

約数ペア:

[(1, 220965900), (2, 110482950), (3, 73655300), (4, 55241475), (5, 44193180), (6, 36827650), (10, 22096590), (12, 18413825), (15, 14731060), (20, 11048295), (25, 8838636), (30, 7365530), (50, 4419318), (60, 3682765), (75, 2946212), (100, 2209659), (103, 2145300), (150, 1473106), (206, 1072650), (300, 736553), (309, 715100), (412, 536325), (515, 429060), (618, 357550), (1030, 214530), (1236, 178775), (1545, 143020), (2060, 107265), (2575, 85812), (3090, 71510), (5150, 42906), (6180, 35755), (7151, 30900), (7725, 28604), (10300, 21453), (14302, 15450)]