84069520

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{311}}^1$

素因数の和:464

約数の個数: 80

約数和(自身を含む): 204272640

約数和(自身を除く): 120203120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 109, 124, 155, 218, 248, 310, 311, 436, 496, 545, 620, 622, 872, 1090, 1240, 1244, 1555, 1744, 2180, 2480, 2488, 3110, 3379, 4360, 4976, 6220, 6758, 8720, 9641, 12440, 13516, 16895, 19282, 24880, 27032, 33790, 33899, 38564, 48205, 54064, 67580, 67798, 77128, 96410, 135160, 135596, 154256, 169495, 192820, 270320, 271192, 338990, 385640, 542384, 677980, 771280, 1050869, 1355960, 2101738, 2711920, 4203476, 5254345, 8406952, 10508690, 16813904, 21017380, 42034760, 84069520]

約数ペア:

[(1, 84069520), (2, 42034760), (4, 21017380), (5, 16813904), (8, 10508690), (10, 8406952), (16, 5254345), (20, 4203476), (31, 2711920), (40, 2101738), (62, 1355960), (80, 1050869), (109, 771280), (124, 677980), (155, 542384), (218, 385640), (248, 338990), (310, 271192), (311, 270320), (436, 192820), (496, 169495), (545, 154256), (620, 135596), (622, 135160), (872, 96410), (1090, 77128), (1240, 67798), (1244, 67580), (1555, 54064), (1744, 48205), (2180, 38564), (2480, 33899), (2488, 33790), (3110, 27032), (3379, 24880), (4360, 19282), (4976, 16895), (6220, 13516), (6758, 12440), (8720, 9641)]