290242008

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1381}}^1$

素因数の和:1542

約数の個数: 128

約数和(自身を含む): 928704000

約数和(自身を除く): 638461992

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 139, 168, 189, 216, 252, 278, 378, 417, 504, 556, 756, 834, 973, 1112, 1251, 1381, 1512, 1668, 1946, 2502, 2762, 2919, 3336, 3753, 3892, 4143, 5004, 5524, 5838, 7506, 7784, 8286, 8757, 9667, 10008, 11048, 11676, 12429, 15012, 16572, 17514, 19334, 23352, 24858, 26271, 29001, 30024, 33144, 35028, 37287, 38668, 49716, 52542, 58002, 70056, 74574, 77336, 87003, 99432, 105084, 116004, 149148, 174006, 191959, 210168, 232008, 261009, 298296, 348012, 383918, 522018, 575877, 696024, 767836, 1044036, 1151754, 1343713, 1535672, 1727631, 2088072, 2303508, 2687426, 3455262, 4031139, 4607016, 5182893, 5374852, 6910524, 8062278, 10365786, 10749704, 12093417, 13821048, 16124556, 20731572, 24186834, 32249112, 36280251, 41463144, 48373668, 72560502, 96747336, 145121004, 290242008]

約数ペア:

[(1, 290242008), (2, 145121004), (3, 96747336), (4, 72560502), (6, 48373668), (7, 41463144), (8, 36280251), (9, 32249112), (12, 24186834), (14, 20731572), (18, 16124556), (21, 13821048), (24, 12093417), (27, 10749704), (28, 10365786), (36, 8062278), (42, 6910524), (54, 5374852), (56, 5182893), (63, 4607016), (72, 4031139), (84, 3455262), (108, 2687426), (126, 2303508), (139, 2088072), (168, 1727631), (189, 1535672), (216, 1343713), (252, 1151754), (278, 1044036), (378, 767836), (417, 696024), (504, 575877), (556, 522018), (756, 383918), (834, 348012), (973, 298296), (1112, 261009), (1251, 232008), (1381, 210168), (1512, 191959), (1668, 174006), (1946, 149148), (2502, 116004), (2762, 105084), (2919, 99432), (3336, 87003), (3753, 77336), (3892, 74574), (4143, 70056), (5004, 58002), (5524, 52542), (5838, 49716), (7506, 38668), (7784, 37287), (8286, 35028), (8757, 33144), (9667, 30024), (10008, 29001), (11048, 26271), (11676, 24858), (12429, 23352), (15012, 19334), (16572, 17514)]