20121015240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{1559}}^1\times {\mathrm{35851}}^1$

素因数の和:37427

約数の個数: 96

約数和(自身を含む): 65437070400

約数和(自身を除く): 45316055160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 1559, 3118, 4677, 6236, 7795, 9354, 12472, 14031, 15590, 18708, 23385, 28062, 31180, 35851, 37416, 46770, 56124, 62360, 70155, 71702, 93540, 107553, 112248, 140310, 143404, 179255, 187080, 215106, 280620, 286808, 322659, 358510, 430212, 537765, 561240, 645318, 717020, 860424, 1075530, 1290636, 1434040, 1613295, 2151060, 2581272, 3226590, 4302120, 6453180, 12906360, 55891709, 111783418, 167675127, 223566836, 279458545, 335350254, 447133672, 503025381, 558917090, 670700508, 838375635, 1006050762, 1117834180, 1341401016, 1676751270, 2012101524, 2235668360, 2515126905, 3353502540, 4024203048, 5030253810, 6707005080, 10060507620, 20121015240]

約数ペア:

[(1, 20121015240), (2, 10060507620), (3, 6707005080), (4, 5030253810), (5, 4024203048), (6, 3353502540), (8, 2515126905), (9, 2235668360), (10, 2012101524), (12, 1676751270), (15, 1341401016), (18, 1117834180), (20, 1006050762), (24, 838375635), (30, 670700508), (36, 558917090), (40, 503025381), (45, 447133672), (60, 335350254), (72, 279458545), (90, 223566836), (120, 167675127), (180, 111783418), (360, 55891709), (1559, 12906360), (3118, 6453180), (4677, 4302120), (6236, 3226590), (7795, 2581272), (9354, 2151060), (12472, 1613295), (14031, 1434040), (15590, 1290636), (18708, 1075530), (23385, 860424), (28062, 717020), (31180, 645318), (35851, 561240), (37416, 537765), (46770, 430212), (56124, 358510), (62360, 322659), (70155, 286808), (71702, 280620), (93540, 215106), (107553, 187080), (112248, 179255), (140310, 143404)]