281547672

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1\times {\mathrm{197}}^1$

素因数の和:441

約数の個数: 128

約数和(自身を含む): 830269440

約数和(自身を除く): 548721768

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 47, 56, 84, 94, 141, 168, 181, 188, 197, 282, 329, 362, 376, 394, 543, 564, 591, 658, 724, 788, 987, 1086, 1128, 1182, 1267, 1316, 1379, 1448, 1576, 1974, 2172, 2364, 2534, 2632, 2758, 3801, 3948, 4137, 4344, 4728, 5068, 5516, 7602, 7896, 8274, 8507, 9259, 10136, 11032, 15204, 16548, 17014, 18518, 25521, 27777, 30408, 33096, 34028, 35657, 37036, 51042, 55554, 59549, 64813, 68056, 71314, 74072, 102084, 106971, 111108, 119098, 129626, 142628, 178647, 194439, 204168, 213942, 222216, 238196, 249599, 259252, 285256, 357294, 388878, 427884, 476392, 499198, 518504, 714588, 748797, 777756, 855768, 998396, 1429176, 1497594, 1555512, 1675879, 1996792, 2995188, 3351758, 5027637, 5990376, 6703516, 10055274, 11731153, 13407032, 20110548, 23462306, 35193459, 40221096, 46924612, 70386918, 93849224, 140773836, 281547672]

約数ペア:

[(1, 281547672), (2, 140773836), (3, 93849224), (4, 70386918), (6, 46924612), (7, 40221096), (8, 35193459), (12, 23462306), (14, 20110548), (21, 13407032), (24, 11731153), (28, 10055274), (42, 6703516), (47, 5990376), (56, 5027637), (84, 3351758), (94, 2995188), (141, 1996792), (168, 1675879), (181, 1555512), (188, 1497594), (197, 1429176), (282, 998396), (329, 855768), (362, 777756), (376, 748797), (394, 714588), (543, 518504), (564, 499198), (591, 476392), (658, 427884), (724, 388878), (788, 357294), (987, 285256), (1086, 259252), (1128, 249599), (1182, 238196), (1267, 222216), (1316, 213942), (1379, 204168), (1448, 194439), (1576, 178647), (1974, 142628), (2172, 129626), (2364, 119098), (2534, 111108), (2632, 106971), (2758, 102084), (3801, 74072), (3948, 71314), (4137, 68056), (4344, 64813), (4728, 59549), (5068, 55554), (5516, 51042), (7602, 37036), (7896, 35657), (8274, 34028), (8507, 33096), (9259, 30408), (10136, 27777), (11032, 25521), (15204, 18518), (16548, 17014)]