31870260

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{191}}^1$

素因数の和:315

約数の個数: 120

約数和(自身を含む): 101477376

約数和(自身を除く): 69607116

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 103, 108, 135, 162, 180, 191, 206, 270, 309, 324, 382, 405, 412, 515, 540, 573, 618, 764, 810, 927, 955, 1030, 1146, 1236, 1545, 1620, 1719, 1854, 1910, 2060, 2292, 2781, 2865, 3090, 3438, 3708, 3820, 4635, 5157, 5562, 5730, 6180, 6876, 8343, 8595, 9270, 10314, 11124, 11460, 13905, 15471, 16686, 17190, 18540, 19673, 20628, 25785, 27810, 30942, 33372, 34380, 39346, 41715, 51570, 55620, 59019, 61884, 77355, 78692, 83430, 98365, 103140, 118038, 154710, 166860, 177057, 196730, 236076, 295095, 309420, 354114, 393460, 531171, 590190, 708228, 885285, 1062342, 1180380, 1593513, 1770570, 2124684, 2655855, 3187026, 3541140, 5311710, 6374052, 7967565, 10623420, 15935130, 31870260]

約数ペア:

[(1, 31870260), (2, 15935130), (3, 10623420), (4, 7967565), (5, 6374052), (6, 5311710), (9, 3541140), (10, 3187026), (12, 2655855), (15, 2124684), (18, 1770570), (20, 1593513), (27, 1180380), (30, 1062342), (36, 885285), (45, 708228), (54, 590190), (60, 531171), (81, 393460), (90, 354114), (103, 309420), (108, 295095), (135, 236076), (162, 196730), (180, 177057), (191, 166860), (206, 154710), (270, 118038), (309, 103140), (324, 98365), (382, 83430), (405, 78692), (412, 77355), (515, 61884), (540, 59019), (573, 55620), (618, 51570), (764, 41715), (810, 39346), (927, 34380), (955, 33372), (1030, 30942), (1146, 27810), (1236, 25785), (1545, 20628), (1620, 19673), (1719, 18540), (1854, 17190), (1910, 16686), (2060, 15471), (2292, 13905), (2781, 11460), (2865, 11124), (3090, 10314), (3438, 9270), (3708, 8595), (3820, 8343), (4635, 6876), (5157, 6180), (5562, 5730)]