30312828

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{487}}^1$

素因数の和:536

約数の個数: 144

約数和(自身を含む): 99473920

約数和(自身を除く): 69161092

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 19, 21, 26, 28, 36, 38, 39, 42, 52, 57, 63, 76, 78, 84, 91, 114, 117, 126, 133, 156, 171, 182, 228, 234, 247, 252, 266, 273, 342, 364, 399, 468, 487, 494, 532, 546, 684, 741, 798, 819, 974, 988, 1092, 1197, 1461, 1482, 1596, 1638, 1729, 1948, 2223, 2394, 2922, 2964, 3276, 3409, 3458, 4383, 4446, 4788, 5187, 5844, 6331, 6818, 6916, 8766, 8892, 9253, 10227, 10374, 12662, 13636, 15561, 17532, 18506, 18993, 20454, 20748, 25324, 27759, 30681, 31122, 37012, 37986, 40908, 44317, 55518, 56979, 61362, 62244, 64771, 75972, 83277, 88634, 111036, 113958, 120289, 122724, 129542, 132951, 166554, 177268, 194313, 227916, 240578, 259084, 265902, 333108, 360867, 388626, 398853, 481156, 531804, 582939, 721734, 777252, 797706, 842023, 1082601, 1165878, 1443468, 1595412, 1684046, 2165202, 2331756, 2526069, 3368092, 4330404, 5052138, 7578207, 10104276, 15156414, 30312828]

約数ペア:

[(1, 30312828), (2, 15156414), (3, 10104276), (4, 7578207), (6, 5052138), (7, 4330404), (9, 3368092), (12, 2526069), (13, 2331756), (14, 2165202), (18, 1684046), (19, 1595412), (21, 1443468), (26, 1165878), (28, 1082601), (36, 842023), (38, 797706), (39, 777252), (42, 721734), (52, 582939), (57, 531804), (63, 481156), (76, 398853), (78, 388626), (84, 360867), (91, 333108), (114, 265902), (117, 259084), (126, 240578), (133, 227916), (156, 194313), (171, 177268), (182, 166554), (228, 132951), (234, 129542), (247, 122724), (252, 120289), (266, 113958), (273, 111036), (342, 88634), (364, 83277), (399, 75972), (468, 64771), (487, 62244), (494, 61362), (532, 56979), (546, 55518), (684, 44317), (741, 40908), (798, 37986), (819, 37012), (974, 31122), (988, 30681), (1092, 27759), (1197, 25324), (1461, 20748), (1482, 20454), (1596, 18993), (1638, 18506), (1729, 17532), (1948, 15561), (2223, 13636), (2394, 12662), (2922, 10374), (2964, 10227), (3276, 9253), (3409, 8892), (3458, 8766), (4383, 6916), (4446, 6818), (4788, 6331), (5187, 5844)]