990745392

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{226819}}^1$

素因数の和:226850

約数の個数: 80

約数和(自身を含む): 3150076160

約数和(自身を除く): 2159330768

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 52, 56, 78, 84, 91, 104, 112, 156, 168, 182, 208, 273, 312, 336, 364, 546, 624, 728, 1092, 1456, 2184, 4368, 226819, 453638, 680457, 907276, 1360914, 1587733, 1814552, 2721828, 2948647, 3175466, 3629104, 4763199, 5443656, 5897294, 6350932, 8845941, 9526398, 10887312, 11794588, 12701864, 17691882, 19052796, 20640529, 23589176, 25403728, 35383764, 38105592, 41281058, 47178352, 61921587, 70767528, 76211184, 82562116, 123843174, 141535056, 165124232, 247686348, 330248464, 495372696, 990745392]

約数ペア:

[(1, 990745392), (2, 495372696), (3, 330248464), (4, 247686348), (6, 165124232), (7, 141535056), (8, 123843174), (12, 82562116), (13, 76211184), (14, 70767528), (16, 61921587), (21, 47178352), (24, 41281058), (26, 38105592), (28, 35383764), (39, 25403728), (42, 23589176), (48, 20640529), (52, 19052796), (56, 17691882), (78, 12701864), (84, 11794588), (91, 10887312), (104, 9526398), (112, 8845941), (156, 6350932), (168, 5897294), (182, 5443656), (208, 4763199), (273, 3629104), (312, 3175466), (336, 2948647), (364, 2721828), (546, 1814552), (624, 1587733), (728, 1360914), (1092, 907276), (1456, 680457), (2184, 453638), (4368, 226819)]