207875760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{20143}}^1$

素因数の和:20202

約数の個数: 80

約数和(自身を含む): 659433984

約数和(自身を除く): 451558224

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1720, 2064, 2580, 3440, 5160, 10320, 20143, 40286, 60429, 80572, 100715, 120858, 161144, 201430, 241716, 302145, 322288, 402860, 483432, 604290, 805720, 866149, 966864, 1208580, 1611440, 1732298, 2417160, 2598447, 3464596, 4330745, 4834320, 5196894, 6929192, 8661490, 10393788, 12992235, 13858384, 17322980, 20787576, 25984470, 34645960, 41575152, 51968940, 69291920, 103937880, 207875760]

約数ペア:

[(1, 207875760), (2, 103937880), (3, 69291920), (4, 51968940), (5, 41575152), (6, 34645960), (8, 25984470), (10, 20787576), (12, 17322980), (15, 13858384), (16, 12992235), (20, 10393788), (24, 8661490), (30, 6929192), (40, 5196894), (43, 4834320), (48, 4330745), (60, 3464596), (80, 2598447), (86, 2417160), (120, 1732298), (129, 1611440), (172, 1208580), (215, 966864), (240, 866149), (258, 805720), (344, 604290), (430, 483432), (516, 402860), (645, 322288), (688, 302145), (860, 241716), (1032, 201430), (1290, 161144), (1720, 120858), (2064, 100715), (2580, 80572), (3440, 60429), (5160, 40286), (10320, 20143)]