168923560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:335

約数の個数: 128

約数和(自身を含む): 440082720

約数和(自身を除く): 271159160

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 97, 104, 130, 136, 170, 194, 197, 221, 260, 340, 388, 394, 442, 485, 520, 680, 776, 788, 884, 970, 985, 1105, 1261, 1576, 1649, 1768, 1940, 1970, 2210, 2522, 2561, 3298, 3349, 3880, 3940, 4420, 5044, 5122, 6305, 6596, 6698, 7880, 8245, 8840, 10088, 10244, 12610, 12805, 13192, 13396, 16490, 16745, 19109, 20488, 21437, 25220, 25610, 26792, 32980, 33490, 38218, 42874, 43537, 50440, 51220, 65960, 66980, 76436, 85748, 87074, 95545, 102440, 107185, 133960, 152872, 171496, 174148, 191090, 214370, 217685, 248417, 324853, 348296, 382180, 428740, 435370, 496834, 649706, 764360, 857480, 870740, 993668, 1242085, 1299412, 1624265, 1741480, 1987336, 2484170, 2598824, 3248530, 4223089, 4968340, 6497060, 8446178, 9936680, 12994120, 16892356, 21115445, 33784712, 42230890, 84461780, 168923560]

約数ペア:

[(1, 168923560), (2, 84461780), (4, 42230890), (5, 33784712), (8, 21115445), (10, 16892356), (13, 12994120), (17, 9936680), (20, 8446178), (26, 6497060), (34, 4968340), (40, 4223089), (52, 3248530), (65, 2598824), (68, 2484170), (85, 1987336), (97, 1741480), (104, 1624265), (130, 1299412), (136, 1242085), (170, 993668), (194, 870740), (197, 857480), (221, 764360), (260, 649706), (340, 496834), (388, 435370), (394, 428740), (442, 382180), (485, 348296), (520, 324853), (680, 248417), (776, 217685), (788, 214370), (884, 191090), (970, 174148), (985, 171496), (1105, 152872), (1261, 133960), (1576, 107185), (1649, 102440), (1768, 95545), (1940, 87074), (1970, 85748), (2210, 76436), (2522, 66980), (2561, 65960), (3298, 51220), (3349, 50440), (3880, 43537), (3940, 42874), (4420, 38218), (5044, 33490), (5122, 32980), (6305, 26792), (6596, 25610), (6698, 25220), (7880, 21437), (8245, 20488), (8840, 19109), (10088, 16745), (10244, 16490), (12610, 13396), (12805, 13192)]