1668216

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:180

約数の個数: 64

約数和(自身を含む): 4665600

約数和(自身を除く): 2997384

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 71, 88, 89, 132, 142, 178, 213, 264, 267, 284, 356, 426, 534, 568, 712, 781, 852, 979, 1068, 1562, 1704, 1958, 2136, 2343, 2937, 3124, 3916, 4686, 5874, 6248, 6319, 7832, 9372, 11748, 12638, 18744, 18957, 23496, 25276, 37914, 50552, 69509, 75828, 139018, 151656, 208527, 278036, 417054, 556072, 834108, 1668216]

約数ペア:

[(1, 1668216), (2, 834108), (3, 556072), (4, 417054), (6, 278036), (8, 208527), (11, 151656), (12, 139018), (22, 75828), (24, 69509), (33, 50552), (44, 37914), (66, 25276), (71, 23496), (88, 18957), (89, 18744), (132, 12638), (142, 11748), (178, 9372), (213, 7832), (264, 6319), (267, 6248), (284, 5874), (356, 4686), (426, 3916), (534, 3124), (568, 2937), (712, 2343), (781, 2136), (852, 1958), (979, 1704), (1068, 1562)]