31779120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7789}}^1$

素因数の和:7822

約数の個数: 80

約数和(自身を含む): 104323680

約数和(自身を除く): 72544560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 7789, 15578, 23367, 31156, 38945, 46734, 62312, 77890, 93468, 116835, 124624, 132413, 155780, 186936, 233670, 264826, 311560, 373872, 397239, 467340, 529652, 623120, 662065, 794478, 934680, 1059304, 1324130, 1588956, 1869360, 1986195, 2118608, 2648260, 3177912, 3972390, 5296520, 6355824, 7944780, 10593040, 15889560, 31779120]

約数ペア:

[(1, 31779120), (2, 15889560), (3, 10593040), (4, 7944780), (5, 6355824), (6, 5296520), (8, 3972390), (10, 3177912), (12, 2648260), (15, 2118608), (16, 1986195), (17, 1869360), (20, 1588956), (24, 1324130), (30, 1059304), (34, 934680), (40, 794478), (48, 662065), (51, 623120), (60, 529652), (68, 467340), (80, 397239), (85, 373872), (102, 311560), (120, 264826), (136, 233670), (170, 186936), (204, 155780), (240, 132413), (255, 124624), (272, 116835), (340, 93468), (408, 77890), (510, 62312), (680, 46734), (816, 38945), (1020, 31156), (1360, 23367), (2040, 15578), (4080, 7789)]