213161880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{197}}^1$

素因数の和:409

約数の個数: 128

約数和(自身を含む): 656916480

約数和(自身を除く): 443754600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 127, 142, 197, 213, 254, 284, 355, 381, 394, 426, 508, 568, 591, 635, 710, 762, 788, 852, 985, 1016, 1065, 1182, 1270, 1420, 1524, 1576, 1704, 1905, 1970, 2130, 2364, 2540, 2840, 2955, 3048, 3810, 3940, 4260, 4728, 5080, 5910, 7620, 7880, 8520, 9017, 11820, 13987, 15240, 18034, 23640, 25019, 27051, 27974, 36068, 41961, 45085, 50038, 54102, 55948, 69935, 72136, 75057, 83922, 90170, 100076, 108204, 111896, 125095, 135255, 139870, 150114, 167844, 180340, 200152, 209805, 216408, 250190, 270510, 279740, 300228, 335688, 360680, 375285, 419610, 500380, 541020, 559480, 600456, 750570, 839220, 1000760, 1082040, 1501140, 1678440, 1776349, 3002280, 3552698, 5329047, 7105396, 8881745, 10658094, 14210792, 17763490, 21316188, 26645235, 35526980, 42632376, 53290470, 71053960, 106580940, 213161880]

約数ペア:

[(1, 213161880), (2, 106580940), (3, 71053960), (4, 53290470), (5, 42632376), (6, 35526980), (8, 26645235), (10, 21316188), (12, 17763490), (15, 14210792), (20, 10658094), (24, 8881745), (30, 7105396), (40, 5329047), (60, 3552698), (71, 3002280), (120, 1776349), (127, 1678440), (142, 1501140), (197, 1082040), (213, 1000760), (254, 839220), (284, 750570), (355, 600456), (381, 559480), (394, 541020), (426, 500380), (508, 419610), (568, 375285), (591, 360680), (635, 335688), (710, 300228), (762, 279740), (788, 270510), (852, 250190), (985, 216408), (1016, 209805), (1065, 200152), (1182, 180340), (1270, 167844), (1420, 150114), (1524, 139870), (1576, 135255), (1704, 125095), (1905, 111896), (1970, 108204), (2130, 100076), (2364, 90170), (2540, 83922), (2840, 75057), (2955, 72136), (3048, 69935), (3810, 55948), (3940, 54102), (4260, 50038), (4728, 45085), (5080, 41961), (5910, 36068), (7620, 27974), (7880, 27051), (8520, 25019), (9017, 23640), (11820, 18034), (13987, 15240)]