15967600

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1$

素因数の和:239

約数の個数: 120

約数和(自身を含む): 44282880

約数和(自身を除く): 28315280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 25, 38, 40, 44, 50, 55, 76, 80, 88, 95, 100, 110, 152, 176, 190, 191, 200, 209, 220, 275, 304, 380, 382, 400, 418, 440, 475, 550, 760, 764, 836, 880, 950, 955, 1045, 1100, 1520, 1528, 1672, 1900, 1910, 2090, 2101, 2200, 3056, 3344, 3629, 3800, 3820, 4180, 4202, 4400, 4775, 5225, 7258, 7600, 7640, 8360, 8404, 9550, 10450, 10505, 14516, 15280, 16720, 16808, 18145, 19100, 20900, 21010, 29032, 33616, 36290, 38200, 39919, 41800, 42020, 52525, 58064, 72580, 76400, 79838, 83600, 84040, 90725, 105050, 145160, 159676, 168080, 181450, 199595, 210100, 290320, 319352, 362900, 399190, 420200, 638704, 725800, 798380, 840400, 997975, 1451600, 1596760, 1995950, 3193520, 3991900, 7983800, 15967600]

約数ペア:

[(1, 15967600), (2, 7983800), (4, 3991900), (5, 3193520), (8, 1995950), (10, 1596760), (11, 1451600), (16, 997975), (19, 840400), (20, 798380), (22, 725800), (25, 638704), (38, 420200), (40, 399190), (44, 362900), (50, 319352), (55, 290320), (76, 210100), (80, 199595), (88, 181450), (95, 168080), (100, 159676), (110, 145160), (152, 105050), (176, 90725), (190, 84040), (191, 83600), (200, 79838), (209, 76400), (220, 72580), (275, 58064), (304, 52525), (380, 42020), (382, 41800), (400, 39919), (418, 38200), (440, 36290), (475, 33616), (550, 29032), (760, 21010), (764, 20900), (836, 19100), (880, 18145), (950, 16808), (955, 16720), (1045, 15280), (1100, 14516), (1520, 10505), (1528, 10450), (1672, 9550), (1900, 8404), (1910, 8360), (2090, 7640), (2101, 7600), (2200, 7258), (3056, 5225), (3344, 4775), (3629, 4400), (3800, 4202), (3820, 4180)]