201555480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{239947}}^1$

素因数の和:239968

約数の個数: 64

約数和(自身を含む): 691050240

約数和(自身を除く): 489494760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 239947, 479894, 719841, 959788, 1199735, 1439682, 1679629, 1919576, 2399470, 2879364, 3359258, 3599205, 4798940, 5038887, 5758728, 6718516, 7198410, 8398145, 9597880, 10077774, 13437032, 14396820, 16796290, 20155548, 25194435, 28793640, 33592580, 40311096, 50388870, 67185160, 100777740, 201555480]

約数ペア:

[(1, 201555480), (2, 100777740), (3, 67185160), (4, 50388870), (5, 40311096), (6, 33592580), (7, 28793640), (8, 25194435), (10, 20155548), (12, 16796290), (14, 14396820), (15, 13437032), (20, 10077774), (21, 9597880), (24, 8398145), (28, 7198410), (30, 6718516), (35, 5758728), (40, 5038887), (42, 4798940), (56, 3599205), (60, 3359258), (70, 2879364), (84, 2399470), (105, 1919576), (120, 1679629), (140, 1439682), (168, 1199735), (210, 959788), (280, 719841), (420, 479894), (840, 239947)]