890265780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{5881}}^1$

素因数の和:5954

約数の個数: 108

約数和(自身を含む): 2797279212

約数和(自身を除く): 1907013432

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 841, 870, 1044, 1305, 1682, 1740, 2523, 2610, 3364, 4205, 5046, 5220, 5881, 7569, 8410, 10092, 11762, 12615, 15138, 16820, 17643, 23524, 25230, 29405, 30276, 35286, 37845, 50460, 52929, 58810, 70572, 75690, 88215, 105858, 117620, 151380, 170549, 176430, 211716, 264645, 341098, 352860, 511647, 529290, 682196, 852745, 1023294, 1058580, 1534941, 1705490, 2046588, 2558235, 3069882, 3410980, 4945921, 5116470, 6139764, 7674705, 9891842, 10232940, 14837763, 15349410, 19783684, 24729605, 29675526, 30698820, 44513289, 49459210, 59351052, 74188815, 89026578, 98918420, 148377630, 178053156, 222566445, 296755260, 445132890, 890265780]

約数ペア:

[(1, 890265780), (2, 445132890), (3, 296755260), (4, 222566445), (5, 178053156), (6, 148377630), (9, 98918420), (10, 89026578), (12, 74188815), (15, 59351052), (18, 49459210), (20, 44513289), (29, 30698820), (30, 29675526), (36, 24729605), (45, 19783684), (58, 15349410), (60, 14837763), (87, 10232940), (90, 9891842), (116, 7674705), (145, 6139764), (174, 5116470), (180, 4945921), (261, 3410980), (290, 3069882), (348, 2558235), (435, 2046588), (522, 1705490), (580, 1534941), (841, 1058580), (870, 1023294), (1044, 852745), (1305, 682196), (1682, 529290), (1740, 511647), (2523, 352860), (2610, 341098), (3364, 264645), (4205, 211716), (5046, 176430), (5220, 170549), (5881, 151380), (7569, 117620), (8410, 105858), (10092, 88215), (11762, 75690), (12615, 70572), (15138, 58810), (16820, 52929), (17643, 50460), (23524, 37845), (25230, 35286), (29405, 30276)]