320814864

素因数分解:

$2^4\times 3^3\times {\mathrm{37}}^1\times {\mathrm{20071}}^1$

素因数の和:20125

約数の個数: 80

約数和(自身を含む): 945792640

約数和(自身を除く): 624977776

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 37, 48, 54, 72, 74, 108, 111, 144, 148, 216, 222, 296, 333, 432, 444, 592, 666, 888, 999, 1332, 1776, 1998, 2664, 3996, 5328, 7992, 15984, 20071, 40142, 60213, 80284, 120426, 160568, 180639, 240852, 321136, 361278, 481704, 541917, 722556, 742627, 963408, 1083834, 1445112, 1485254, 2167668, 2227881, 2890224, 2970508, 4335336, 4455762, 5941016, 6683643, 8670672, 8911524, 11882032, 13367286, 17823048, 20050929, 26734572, 35646096, 40101858, 53469144, 80203716, 106938288, 160407432, 320814864]

約数ペア:

[(1, 320814864), (2, 160407432), (3, 106938288), (4, 80203716), (6, 53469144), (8, 40101858), (9, 35646096), (12, 26734572), (16, 20050929), (18, 17823048), (24, 13367286), (27, 11882032), (36, 8911524), (37, 8670672), (48, 6683643), (54, 5941016), (72, 4455762), (74, 4335336), (108, 2970508), (111, 2890224), (144, 2227881), (148, 2167668), (216, 1485254), (222, 1445112), (296, 1083834), (333, 963408), (432, 742627), (444, 722556), (592, 541917), (666, 481704), (888, 361278), (999, 321136), (1332, 240852), (1776, 180639), (1998, 160568), (2664, 120426), (3996, 80284), (5328, 60213), (7992, 40142), (15984, 20071)]