138738960

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{64231}}^1$

素因数の和:64253

約数の個数: 80

約数和(自身を含む): 477886080

約数和(自身を除く): 339147120

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, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 64231, 128462, 192693, 256924, 321155, 385386, 513848, 578079, 642310, 770772, 963465, 1027696, 1156158, 1284620, 1541544, 1734237, 1926930, 2312316, 2569240, 2890395, 3083088, 3468474, 3853860, 4624632, 5138480, 5780790, 6936948, 7707720, 8671185, 9249264, 11561580, 13873896, 15415440, 17342370, 23123160, 27747792, 34684740, 46246320, 69369480, 138738960]

約数ペア:

[(1, 138738960), (2, 69369480), (3, 46246320), (4, 34684740), (5, 27747792), (6, 23123160), (8, 17342370), (9, 15415440), (10, 13873896), (12, 11561580), (15, 9249264), (16, 8671185), (18, 7707720), (20, 6936948), (24, 5780790), (27, 5138480), (30, 4624632), (36, 3853860), (40, 3468474), (45, 3083088), (48, 2890395), (54, 2569240), (60, 2312316), (72, 1926930), (80, 1734237), (90, 1541544), (108, 1284620), (120, 1156158), (135, 1027696), (144, 963465), (180, 770772), (216, 642310), (240, 578079), (270, 513848), (360, 385386), (432, 321155), (540, 256924), (720, 192693), (1080, 128462), (2160, 64231)]