181640480

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1277}}^1$

素因数の和:1426

約数の個数: 96

約数和(自身を含む): 494678016

約数和(自身を除く): 313037536

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 127, 140, 160, 224, 254, 280, 508, 560, 635, 889, 1016, 1120, 1270, 1277, 1778, 2032, 2540, 2554, 3556, 4064, 4445, 5080, 5108, 6385, 7112, 8890, 8939, 10160, 10216, 12770, 14224, 17780, 17878, 20320, 20432, 25540, 28448, 35560, 35756, 40864, 44695, 51080, 71120, 71512, 89390, 102160, 142240, 143024, 162179, 178780, 204320, 286048, 324358, 357560, 648716, 715120, 810895, 1135253, 1297432, 1430240, 1621790, 2270506, 2594864, 3243580, 4541012, 5189728, 5676265, 6487160, 9082024, 11352530, 12974320, 18164048, 22705060, 25948640, 36328096, 45410120, 90820240, 181640480]

約数ペア:

[(1, 181640480), (2, 90820240), (4, 45410120), (5, 36328096), (7, 25948640), (8, 22705060), (10, 18164048), (14, 12974320), (16, 11352530), (20, 9082024), (28, 6487160), (32, 5676265), (35, 5189728), (40, 4541012), (56, 3243580), (70, 2594864), (80, 2270506), (112, 1621790), (127, 1430240), (140, 1297432), (160, 1135253), (224, 810895), (254, 715120), (280, 648716), (508, 357560), (560, 324358), (635, 286048), (889, 204320), (1016, 178780), (1120, 162179), (1270, 143024), (1277, 142240), (1778, 102160), (2032, 89390), (2540, 71512), (2554, 71120), (3556, 51080), (4064, 44695), (4445, 40864), (5080, 35756), (5108, 35560), (6385, 28448), (7112, 25540), (8890, 20432), (8939, 20320), (10160, 17878), (10216, 17780), (12770, 14224)]