205115220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12253}}^1$

素因数の和:12302

約数の個数: 96

約数和(自身を含む): 658775040

約数和(自身を除く): 453659820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 90, 93, 108, 124, 135, 155, 180, 186, 270, 279, 310, 372, 465, 540, 558, 620, 837, 930, 1116, 1395, 1674, 1860, 2790, 3348, 4185, 5580, 8370, 12253, 16740, 24506, 36759, 49012, 61265, 73518, 110277, 122530, 147036, 183795, 220554, 245060, 330831, 367590, 379843, 441108, 551385, 661662, 735180, 759686, 1102770, 1139529, 1323324, 1519372, 1654155, 1899215, 2205540, 2279058, 3308310, 3418587, 3798430, 4558116, 5697645, 6616620, 6837174, 7596860, 10255761, 11395290, 13674348, 17092935, 20511522, 22790580, 34185870, 41023044, 51278805, 68371740, 102557610, 205115220]

約数ペア:

[(1, 205115220), (2, 102557610), (3, 68371740), (4, 51278805), (5, 41023044), (6, 34185870), (9, 22790580), (10, 20511522), (12, 17092935), (15, 13674348), (18, 11395290), (20, 10255761), (27, 7596860), (30, 6837174), (31, 6616620), (36, 5697645), (45, 4558116), (54, 3798430), (60, 3418587), (62, 3308310), (90, 2279058), (93, 2205540), (108, 1899215), (124, 1654155), (135, 1519372), (155, 1323324), (180, 1139529), (186, 1102770), (270, 759686), (279, 735180), (310, 661662), (372, 551385), (465, 441108), (540, 379843), (558, 367590), (620, 330831), (837, 245060), (930, 220554), (1116, 183795), (1395, 147036), (1674, 122530), (1860, 110277), (2790, 73518), (3348, 61265), (4185, 49012), (5580, 36759), (8370, 24506), (12253, 16740)]