72900520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23669}}^1$

素因数の和:23698

約数の個数: 64

約数和(自身を含む): 204508800

約数和(自身を除く): 131608280

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 23669, 47338, 94676, 118345, 165683, 189352, 236690, 260359, 331366, 473380, 520718, 662732, 828415, 946760, 1041436, 1301795, 1325464, 1656830, 1822513, 2082872, 2603590, 3313660, 3645026, 5207180, 6627320, 7290052, 9112565, 10414360, 14580104, 18225130, 36450260, 72900520]

約数ペア:

[(1, 72900520), (2, 36450260), (4, 18225130), (5, 14580104), (7, 10414360), (8, 9112565), (10, 7290052), (11, 6627320), (14, 5207180), (20, 3645026), (22, 3313660), (28, 2603590), (35, 2082872), (40, 1822513), (44, 1656830), (55, 1325464), (56, 1301795), (70, 1041436), (77, 946760), (88, 828415), (110, 662732), (140, 520718), (154, 473380), (220, 331366), (280, 260359), (308, 236690), (385, 189352), (440, 165683), (616, 118345), (770, 94676), (1540, 47338), (3080, 23669)]