262894920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:423

約数の個数: 128

約数和(自身を含む): 807840000

約数和(自身を除く): 544945080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 101, 109, 120, 199, 202, 218, 303, 327, 398, 404, 436, 505, 545, 597, 606, 654, 796, 808, 872, 995, 1010, 1090, 1194, 1212, 1308, 1515, 1592, 1635, 1990, 2020, 2180, 2388, 2424, 2616, 2985, 3030, 3270, 3980, 4040, 4360, 4776, 5970, 6060, 6540, 7960, 11009, 11940, 12120, 13080, 20099, 21691, 22018, 23880, 33027, 40198, 43382, 44036, 55045, 60297, 65073, 66054, 80396, 86764, 88072, 100495, 108455, 110090, 120594, 130146, 132108, 160792, 165135, 173528, 200990, 216910, 220180, 241188, 260292, 264216, 301485, 325365, 330270, 401980, 433820, 440360, 482376, 520584, 602970, 650730, 660540, 803960, 867640, 1205940, 1301460, 1321080, 2190791, 2411880, 2602920, 4381582, 6572373, 8763164, 10953955, 13144746, 17526328, 21907910, 26289492, 32861865, 43815820, 52578984, 65723730, 87631640, 131447460, 262894920]

約数ペア:

[(1, 262894920), (2, 131447460), (3, 87631640), (4, 65723730), (5, 52578984), (6, 43815820), (8, 32861865), (10, 26289492), (12, 21907910), (15, 17526328), (20, 13144746), (24, 10953955), (30, 8763164), (40, 6572373), (60, 4381582), (101, 2602920), (109, 2411880), (120, 2190791), (199, 1321080), (202, 1301460), (218, 1205940), (303, 867640), (327, 803960), (398, 660540), (404, 650730), (436, 602970), (505, 520584), (545, 482376), (597, 440360), (606, 433820), (654, 401980), (796, 330270), (808, 325365), (872, 301485), (995, 264216), (1010, 260292), (1090, 241188), (1194, 220180), (1212, 216910), (1308, 200990), (1515, 173528), (1592, 165135), (1635, 160792), (1990, 132108), (2020, 130146), (2180, 120594), (2388, 110090), (2424, 108455), (2616, 100495), (2985, 88072), (3030, 86764), (3270, 80396), (3980, 66054), (4040, 65073), (4360, 60297), (4776, 55045), (5970, 44036), (6060, 43382), (6540, 40198), (7960, 33027), (11009, 23880), (11940, 22018), (12120, 21691), (13080, 20099)]