1808967576

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1\times {\mathrm{311}}^1$

素因数の和:617

約数の個数: 128

約数和(自身を含む): 4960650240

約数和(自身を除く): 3151682664

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 103, 104, 156, 181, 206, 309, 311, 312, 362, 412, 543, 618, 622, 724, 824, 933, 1086, 1236, 1244, 1339, 1448, 1866, 2172, 2353, 2472, 2488, 2678, 3732, 4017, 4043, 4344, 4706, 5356, 7059, 7464, 8034, 8086, 9412, 10712, 12129, 14118, 16068, 16172, 18643, 18824, 24258, 28236, 32033, 32136, 32344, 37286, 48516, 55929, 56291, 56472, 64066, 74572, 96099, 97032, 111858, 112582, 128132, 149144, 168873, 192198, 223716, 225164, 242359, 256264, 337746, 384396, 416429, 447432, 450328, 484718, 675492, 727077, 731783, 768792, 832858, 969436, 1249287, 1350984, 1454154, 1463566, 1665716, 1938872, 2195349, 2498574, 2908308, 2927132, 3331432, 4390698, 4997148, 5797973, 5816616, 5854264, 8781396, 9994296, 11595946, 17393919, 17562792, 23191892, 34787838, 46383784, 69575676, 75373649, 139151352, 150747298, 226120947, 301494596, 452241894, 602989192, 904483788, 1808967576]

約数ペア:

[(1, 1808967576), (2, 904483788), (3, 602989192), (4, 452241894), (6, 301494596), (8, 226120947), (12, 150747298), (13, 139151352), (24, 75373649), (26, 69575676), (39, 46383784), (52, 34787838), (78, 23191892), (103, 17562792), (104, 17393919), (156, 11595946), (181, 9994296), (206, 8781396), (309, 5854264), (311, 5816616), (312, 5797973), (362, 4997148), (412, 4390698), (543, 3331432), (618, 2927132), (622, 2908308), (724, 2498574), (824, 2195349), (933, 1938872), (1086, 1665716), (1236, 1463566), (1244, 1454154), (1339, 1350984), (1448, 1249287), (1866, 969436), (2172, 832858), (2353, 768792), (2472, 731783), (2488, 727077), (2678, 675492), (3732, 484718), (4017, 450328), (4043, 447432), (4344, 416429), (4706, 384396), (5356, 337746), (7059, 256264), (7464, 242359), (8034, 225164), (8086, 223716), (9412, 192198), (10712, 168873), (12129, 149144), (14118, 128132), (16068, 112582), (16172, 111858), (18643, 97032), (18824, 96099), (24258, 74572), (28236, 64066), (32033, 56472), (32136, 56291), (32344, 55929), (37286, 48516)]