1251180

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{331}}^1$

素因数の和:356

約数の個数: 96

約数和(自身を含む): 4462080

約数和(自身を除く): 3210900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 331, 378, 420, 540, 630, 662, 756, 945, 993, 1260, 1324, 1655, 1890, 1986, 2317, 2979, 3310, 3780, 3972, 4634, 4965, 5958, 6620, 6951, 8937, 9268, 9930, 11585, 11916, 13902, 14895, 17874, 19860, 20853, 23170, 27804, 29790, 34755, 35748, 41706, 44685, 46340, 59580, 62559, 69510, 83412, 89370, 104265, 125118, 139020, 178740, 208530, 250236, 312795, 417060, 625590, 1251180]

約数ペア:

[(1, 1251180), (2, 625590), (3, 417060), (4, 312795), (5, 250236), (6, 208530), (7, 178740), (9, 139020), (10, 125118), (12, 104265), (14, 89370), (15, 83412), (18, 69510), (20, 62559), (21, 59580), (27, 46340), (28, 44685), (30, 41706), (35, 35748), (36, 34755), (42, 29790), (45, 27804), (54, 23170), (60, 20853), (63, 19860), (70, 17874), (84, 14895), (90, 13902), (105, 11916), (108, 11585), (126, 9930), (135, 9268), (140, 8937), (180, 6951), (189, 6620), (210, 5958), (252, 4965), (270, 4634), (315, 3972), (331, 3780), (378, 3310), (420, 2979), (540, 2317), (630, 1986), (662, 1890), (756, 1655), (945, 1324), (993, 1260)]