15807120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{97}}^2$

素因数の和:217

約数の個数: 120

約数和(自身を含む): 56585664

約数和(自身を除く): 40778544

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 97, 105, 112, 120, 140, 168, 194, 210, 240, 280, 291, 336, 388, 420, 485, 560, 582, 679, 776, 840, 970, 1164, 1358, 1455, 1552, 1680, 1940, 2037, 2328, 2716, 2910, 3395, 3880, 4074, 4656, 5432, 5820, 6790, 7760, 8148, 9409, 10185, 10864, 11640, 13580, 16296, 18818, 20370, 23280, 27160, 28227, 32592, 37636, 40740, 47045, 54320, 56454, 65863, 75272, 81480, 94090, 112908, 131726, 141135, 150544, 162960, 188180, 197589, 225816, 263452, 282270, 329315, 376360, 395178, 451632, 526904, 564540, 658630, 752720, 790356, 987945, 1053808, 1129080, 1317260, 1580712, 1975890, 2258160, 2634520, 3161424, 3951780, 5269040, 7903560, 15807120]

約数ペア:

[(1, 15807120), (2, 7903560), (3, 5269040), (4, 3951780), (5, 3161424), (6, 2634520), (7, 2258160), (8, 1975890), (10, 1580712), (12, 1317260), (14, 1129080), (15, 1053808), (16, 987945), (20, 790356), (21, 752720), (24, 658630), (28, 564540), (30, 526904), (35, 451632), (40, 395178), (42, 376360), (48, 329315), (56, 282270), (60, 263452), (70, 225816), (80, 197589), (84, 188180), (97, 162960), (105, 150544), (112, 141135), (120, 131726), (140, 112908), (168, 94090), (194, 81480), (210, 75272), (240, 65863), (280, 56454), (291, 54320), (336, 47045), (388, 40740), (420, 37636), (485, 32592), (560, 28227), (582, 27160), (679, 23280), (776, 20370), (840, 18818), (970, 16296), (1164, 13580), (1358, 11640), (1455, 10864), (1552, 10185), (1680, 9409), (1940, 8148), (2037, 7760), (2328, 6790), (2716, 5820), (2910, 5432), (3395, 4656), (3880, 4074)]