890990352

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{21559}}^1$

素因数の和:21621

約数の個数: 120

約数和(自身を含む): 2919396480

約数和(自身を除く): 2028406128

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 41, 42, 48, 56, 63, 72, 82, 84, 112, 123, 126, 144, 164, 168, 246, 252, 287, 328, 336, 369, 492, 504, 574, 656, 738, 861, 984, 1008, 1148, 1476, 1722, 1968, 2296, 2583, 2952, 3444, 4592, 5166, 5904, 6888, 10332, 13776, 20664, 21559, 41328, 43118, 64677, 86236, 129354, 150913, 172472, 194031, 258708, 301826, 344944, 388062, 452739, 517416, 603652, 776124, 883919, 905478, 1034832, 1207304, 1358217, 1552248, 1767838, 1810956, 2414608, 2651757, 2716434, 3104496, 3535676, 3621912, 5303514, 5432868, 6187433, 7071352, 7243824, 7955271, 10607028, 10865736, 12374866, 14142704, 15910542, 18562299, 21214056, 21731472, 24749732, 31821084, 37124598, 42428112, 49499464, 55686897, 63642168, 74249196, 98998928, 111373794, 127284336, 148498392, 222747588, 296996784, 445495176, 890990352]

約数ペア:

[(1, 890990352), (2, 445495176), (3, 296996784), (4, 222747588), (6, 148498392), (7, 127284336), (8, 111373794), (9, 98998928), (12, 74249196), (14, 63642168), (16, 55686897), (18, 49499464), (21, 42428112), (24, 37124598), (28, 31821084), (36, 24749732), (41, 21731472), (42, 21214056), (48, 18562299), (56, 15910542), (63, 14142704), (72, 12374866), (82, 10865736), (84, 10607028), (112, 7955271), (123, 7243824), (126, 7071352), (144, 6187433), (164, 5432868), (168, 5303514), (246, 3621912), (252, 3535676), (287, 3104496), (328, 2716434), (336, 2651757), (369, 2414608), (492, 1810956), (504, 1767838), (574, 1552248), (656, 1358217), (738, 1207304), (861, 1034832), (984, 905478), (1008, 883919), (1148, 776124), (1476, 603652), (1722, 517416), (1968, 452739), (2296, 388062), (2583, 344944), (2952, 301826), (3444, 258708), (4592, 194031), (5166, 172472), (5904, 150913), (6888, 129354), (10332, 86236), (13776, 64677), (20664, 43118), (21559, 41328)]