78820320

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{164209}}^1$

素因数の和:164227

約数の個数: 48

約数和(自身を含む): 248285520

約数和(自身を除く): 169465200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 164209, 328418, 492627, 656836, 821045, 985254, 1313672, 1642090, 1970508, 2463135, 2627344, 3284180, 3941016, 4926270, 5254688, 6568360, 7882032, 9852540, 13136720, 15764064, 19705080, 26273440, 39410160, 78820320]

約数ペア:

[(1, 78820320), (2, 39410160), (3, 26273440), (4, 19705080), (5, 15764064), (6, 13136720), (8, 9852540), (10, 7882032), (12, 6568360), (15, 5254688), (16, 4926270), (20, 3941016), (24, 3284180), (30, 2627344), (32, 2463135), (40, 1970508), (48, 1642090), (60, 1313672), (80, 985254), (96, 821045), (120, 656836), (160, 492627), (240, 328418), (480, 164209)]