31210980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{827}}^1$

素因数の和:893

約数の個数: 96

約数和(自身を含む): 95147136

約数和(自身を除く): 63936156

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 37, 51, 60, 68, 74, 85, 102, 111, 148, 170, 185, 204, 222, 255, 340, 370, 444, 510, 555, 629, 740, 827, 1020, 1110, 1258, 1654, 1887, 2220, 2481, 2516, 3145, 3308, 3774, 4135, 4962, 6290, 7548, 8270, 9435, 9924, 12405, 12580, 14059, 16540, 18870, 24810, 28118, 30599, 37740, 42177, 49620, 56236, 61198, 70295, 84354, 91797, 122396, 140590, 152995, 168708, 183594, 210885, 281180, 305990, 367188, 421770, 458985, 520183, 611980, 843540, 917970, 1040366, 1560549, 1835940, 2080732, 2600915, 3121098, 5201830, 6242196, 7802745, 10403660, 15605490, 31210980]

約数ペア:

[(1, 31210980), (2, 15605490), (3, 10403660), (4, 7802745), (5, 6242196), (6, 5201830), (10, 3121098), (12, 2600915), (15, 2080732), (17, 1835940), (20, 1560549), (30, 1040366), (34, 917970), (37, 843540), (51, 611980), (60, 520183), (68, 458985), (74, 421770), (85, 367188), (102, 305990), (111, 281180), (148, 210885), (170, 183594), (185, 168708), (204, 152995), (222, 140590), (255, 122396), (340, 91797), (370, 84354), (444, 70295), (510, 61198), (555, 56236), (629, 49620), (740, 42177), (827, 37740), (1020, 30599), (1110, 28118), (1258, 24810), (1654, 18870), (1887, 16540), (2220, 14059), (2481, 12580), (2516, 12405), (3145, 9924), (3308, 9435), (3774, 8270), (4135, 7548), (4962, 6290)]