217358360

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{2971}}^1$

素因数の和:3072

約数の個数: 64

約数和(自身を含む): 513561600

約数和(自身を除く): 296203240

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 59, 62, 118, 124, 155, 236, 248, 295, 310, 472, 590, 620, 1180, 1240, 1829, 2360, 2971, 3658, 5942, 7316, 9145, 11884, 14632, 14855, 18290, 23768, 29710, 36580, 59420, 73160, 92101, 118840, 175289, 184202, 350578, 368404, 460505, 701156, 736808, 876445, 921010, 1402312, 1752890, 1842020, 3505780, 3684040, 5433959, 7011560, 10867918, 21735836, 27169795, 43471672, 54339590, 108679180, 217358360]

約数ペア:

[(1, 217358360), (2, 108679180), (4, 54339590), (5, 43471672), (8, 27169795), (10, 21735836), (20, 10867918), (31, 7011560), (40, 5433959), (59, 3684040), (62, 3505780), (118, 1842020), (124, 1752890), (155, 1402312), (236, 921010), (248, 876445), (295, 736808), (310, 701156), (472, 460505), (590, 368404), (620, 350578), (1180, 184202), (1240, 175289), (1829, 118840), (2360, 92101), (2971, 73160), (3658, 59420), (5942, 36580), (7316, 29710), (9145, 23768), (11884, 18290), (14632, 14855)]