18159840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{12611}}^1$

素因数の和:12632

約数の個数: 72

約数和(自身を含む): 61975368

約数和(自身を除く): 43815528

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, 12611, 25222, 37833, 50444, 63055, 75666, 100888, 113499, 126110, 151332, 189165, 201776, 226998, 252220, 302664, 378330, 403552, 453996, 504440, 567495, 605328, 756660, 907992, 1008880, 1134990, 1210656, 1513320, 1815984, 2017760, 2269980, 3026640, 3631968, 4539960, 6053280, 9079920, 18159840]

約数ペア:

[(1, 18159840), (2, 9079920), (3, 6053280), (4, 4539960), (5, 3631968), (6, 3026640), (8, 2269980), (9, 2017760), (10, 1815984), (12, 1513320), (15, 1210656), (16, 1134990), (18, 1008880), (20, 907992), (24, 756660), (30, 605328), (32, 567495), (36, 504440), (40, 453996), (45, 403552), (48, 378330), (60, 302664), (72, 252220), (80, 226998), (90, 201776), (96, 189165), (120, 151332), (144, 126110), (160, 113499), (180, 100888), (240, 75666), (288, 63055), (360, 50444), (480, 37833), (720, 25222), (1440, 12611)]