7153960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:322

約数の個数: 64

約数和(自身を含む): 17884800

約数和(自身を除く): 10730840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 71, 88, 110, 142, 220, 229, 284, 355, 440, 458, 568, 710, 781, 916, 1145, 1420, 1562, 1832, 2290, 2519, 2840, 3124, 3905, 4580, 5038, 6248, 7810, 9160, 10076, 12595, 15620, 16259, 20152, 25190, 31240, 32518, 50380, 65036, 81295, 100760, 130072, 162590, 178849, 325180, 357698, 650360, 715396, 894245, 1430792, 1788490, 3576980, 7153960]

約数ペア:

[(1, 7153960), (2, 3576980), (4, 1788490), (5, 1430792), (8, 894245), (10, 715396), (11, 650360), (20, 357698), (22, 325180), (40, 178849), (44, 162590), (55, 130072), (71, 100760), (88, 81295), (110, 65036), (142, 50380), (220, 32518), (229, 31240), (284, 25190), (355, 20152), (440, 16259), (458, 15620), (568, 12595), (710, 10076), (781, 9160), (916, 7810), (1145, 6248), (1420, 5038), (1562, 4580), (1832, 3905), (2290, 3124), (2519, 2840)]