1121395380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{191}}^1\times {\mathrm{1997}}^1$

素因数の和:2214

約数の個数: 144

約数和(自身を含む): 3673506816

約数和(自身を除く): 2552111436

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 191, 196, 210, 245, 294, 382, 420, 490, 573, 588, 735, 764, 955, 980, 1146, 1337, 1470, 1910, 1997, 2292, 2674, 2865, 2940, 3820, 3994, 4011, 5348, 5730, 5991, 6685, 7988, 8022, 9359, 9985, 11460, 11982, 13370, 13979, 16044, 18718, 19970, 20055, 23964, 26740, 27958, 28077, 29955, 37436, 39940, 40110, 41937, 46795, 55916, 56154, 59910, 69895, 80220, 83874, 93590, 97853, 112308, 119820, 139790, 140385, 167748, 187180, 195706, 209685, 279580, 280770, 293559, 381427, 391412, 419370, 489265, 561540, 587118, 762854, 838740, 978530, 1144281, 1174236, 1467795, 1525708, 1907135, 1957060, 2288562, 2669989, 2935590, 3814270, 4577124, 5339978, 5721405, 5871180, 7628540, 8009967, 10679956, 11442810, 13349945, 16019934, 18689923, 22885620, 26699890, 32039868, 37379846, 40049835, 53399780, 56069769, 74759692, 80099670, 93449615, 112139538, 160199340, 186899230, 224279076, 280348845, 373798460, 560697690, 1121395380]

約数ペア:

[(1, 1121395380), (2, 560697690), (3, 373798460), (4, 280348845), (5, 224279076), (6, 186899230), (7, 160199340), (10, 112139538), (12, 93449615), (14, 80099670), (15, 74759692), (20, 56069769), (21, 53399780), (28, 40049835), (30, 37379846), (35, 32039868), (42, 26699890), (49, 22885620), (60, 18689923), (70, 16019934), (84, 13349945), (98, 11442810), (105, 10679956), (140, 8009967), (147, 7628540), (191, 5871180), (196, 5721405), (210, 5339978), (245, 4577124), (294, 3814270), (382, 2935590), (420, 2669989), (490, 2288562), (573, 1957060), (588, 1907135), (735, 1525708), (764, 1467795), (955, 1174236), (980, 1144281), (1146, 978530), (1337, 838740), (1470, 762854), (1910, 587118), (1997, 561540), (2292, 489265), (2674, 419370), (2865, 391412), (2940, 381427), (3820, 293559), (3994, 280770), (4011, 279580), (5348, 209685), (5730, 195706), (5991, 187180), (6685, 167748), (7988, 140385), (8022, 139790), (9359, 119820), (9985, 112308), (11460, 97853), (11982, 93590), (13370, 83874), (13979, 80220), (16044, 69895), (18718, 59910), (19970, 56154), (20055, 55916), (23964, 46795), (26740, 41937), (27958, 40110), (28077, 39940), (29955, 37436)]