198977760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{138179}}^1$

素因数の和:138200

約数の個数: 72

約数和(自身を含む): 679016520

約数和(自身を除く): 480038760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 138179, 276358, 414537, 552716, 690895, 829074, 1105432, 1243611, 1381790, 1658148, 2072685, 2210864, 2487222, 2763580, 3316296, 4145370, 4421728, 4974444, 5527160, 6218055, 6632592, 8290740, 9948888, 11054320, 12436110, 13265184, 16581480, 19897776, 22108640, 24872220, 33162960, 39795552, 49744440, 66325920, 99488880, 198977760]

約数ペア:

[(1, 198977760), (2, 99488880), (3, 66325920), (4, 49744440), (5, 39795552), (6, 33162960), (8, 24872220), (9, 22108640), (10, 19897776), (12, 16581480), (15, 13265184), (16, 12436110), (18, 11054320), (20, 9948888), (24, 8290740), (30, 6632592), (32, 6218055), (36, 5527160), (40, 4974444), (45, 4421728), (48, 4145370), (60, 3316296), (72, 2763580), (80, 2487222), (90, 2210864), (96, 2072685), (120, 1658148), (144, 1381790), (160, 1243611), (180, 1105432), (240, 829074), (288, 690895), (360, 552716), (480, 414537), (720, 276358), (1440, 138179)]