138535920

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{21379}}^1$

素因数の和:21404

約数の個数: 100

約数和(自身を含む): 481178280

約数和(自身を除く): 342642360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 21379, 42758, 64137, 85516, 106895, 128274, 171032, 192411, 213790, 256548, 320685, 342064, 384822, 427580, 513096, 577233, 641370, 769644, 855160, 962055, 1026192, 1154466, 1282740, 1539288, 1710320, 1731699, 1924110, 2308932, 2565480, 2886165, 3078576, 3463398, 3848220, 4617864, 5130960, 5772330, 6926796, 7696440, 8658495, 9235728, 11544660, 13853592, 15392880, 17316990, 23089320, 27707184, 34633980, 46178640, 69267960, 138535920]

約数ペア:

[(1, 138535920), (2, 69267960), (3, 46178640), (4, 34633980), (5, 27707184), (6, 23089320), (8, 17316990), (9, 15392880), (10, 13853592), (12, 11544660), (15, 9235728), (16, 8658495), (18, 7696440), (20, 6926796), (24, 5772330), (27, 5130960), (30, 4617864), (36, 3848220), (40, 3463398), (45, 3078576), (48, 2886165), (54, 2565480), (60, 2308932), (72, 1924110), (80, 1731699), (81, 1710320), (90, 1539288), (108, 1282740), (120, 1154466), (135, 1026192), (144, 962055), (162, 855160), (180, 769644), (216, 641370), (240, 577233), (270, 513096), (324, 427580), (360, 384822), (405, 342064), (432, 320685), (540, 256548), (648, 213790), (720, 192411), (810, 171032), (1080, 128274), (1296, 106895), (1620, 85516), (2160, 64137), (3240, 42758), (6480, 21379)]