309810320

素因数分解:

$2^4\times 5^1\times {\mathrm{241}}^1\times {\mathrm{16069}}^1$

素因数の和:16323

約数の個数: 40

約数和(自身を含む): 723342840

約数和(自身を除く): 413532520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 241, 482, 964, 1205, 1928, 2410, 3856, 4820, 9640, 16069, 19280, 32138, 64276, 80345, 128552, 160690, 257104, 321380, 642760, 1285520, 3872629, 7745258, 15490516, 19363145, 30981032, 38726290, 61962064, 77452580, 154905160, 309810320]

約数ペア:

[(1, 309810320), (2, 154905160), (4, 77452580), (5, 61962064), (8, 38726290), (10, 30981032), (16, 19363145), (20, 15490516), (40, 7745258), (80, 3872629), (241, 1285520), (482, 642760), (964, 321380), (1205, 257104), (1928, 160690), (2410, 128552), (3856, 80345), (4820, 64276), (9640, 32138), (16069, 19280)]