129774240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{90121}}^1$

素因数の和:90142

約数の個数: 72

約数和(自身を含む): 442859508

約数和(自身を除く): 313085268

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, 90121, 180242, 270363, 360484, 450605, 540726, 720968, 811089, 901210, 1081452, 1351815, 1441936, 1622178, 1802420, 2162904, 2703630, 2883872, 3244356, 3604840, 4055445, 4325808, 5407260, 6488712, 7209680, 8110890, 8651616, 10814520, 12977424, 14419360, 16221780, 21629040, 25954848, 32443560, 43258080, 64887120, 129774240]

約数ペア:

[(1, 129774240), (2, 64887120), (3, 43258080), (4, 32443560), (5, 25954848), (6, 21629040), (8, 16221780), (9, 14419360), (10, 12977424), (12, 10814520), (15, 8651616), (16, 8110890), (18, 7209680), (20, 6488712), (24, 5407260), (30, 4325808), (32, 4055445), (36, 3604840), (40, 3244356), (45, 2883872), (48, 2703630), (60, 2162904), (72, 1802420), (80, 1622178), (90, 1441936), (96, 1351815), (120, 1081452), (144, 901210), (160, 811089), (180, 720968), (240, 540726), (288, 450605), (360, 360484), (480, 270363), (720, 180242), (1440, 90121)]