81621600

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{479}}^1$

素因数の和:573

約数の個数: 144

約数和(自身を含む): 269982720

約数和(自身を除く): 188361120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 71, 75, 80, 96, 100, 120, 142, 150, 160, 200, 213, 240, 284, 300, 355, 400, 426, 479, 480, 568, 600, 710, 800, 852, 958, 1065, 1136, 1200, 1420, 1437, 1704, 1775, 1916, 2130, 2272, 2395, 2400, 2840, 2874, 3408, 3550, 3832, 4260, 4790, 5325, 5680, 5748, 6816, 7100, 7185, 7664, 8520, 9580, 10650, 11360, 11496, 11975, 14200, 14370, 15328, 17040, 19160, 21300, 22992, 23950, 28400, 28740, 34009, 34080, 35925, 38320, 42600, 45984, 47900, 56800, 57480, 68018, 71850, 76640, 85200, 95800, 102027, 114960, 136036, 143700, 170045, 170400, 191600, 204054, 229920, 272072, 287400, 340090, 383200, 408108, 510135, 544144, 574800, 680180, 816216, 850225, 1020270, 1088288, 1149600, 1360360, 1632432, 1700450, 2040540, 2550675, 2720720, 3264864, 3400900, 4081080, 5101350, 5441440, 6801800, 8162160, 10202700, 13603600, 16324320, 20405400, 27207200, 40810800, 81621600]

約数ペア:

[(1, 81621600), (2, 40810800), (3, 27207200), (4, 20405400), (5, 16324320), (6, 13603600), (8, 10202700), (10, 8162160), (12, 6801800), (15, 5441440), (16, 5101350), (20, 4081080), (24, 3400900), (25, 3264864), (30, 2720720), (32, 2550675), (40, 2040540), (48, 1700450), (50, 1632432), (60, 1360360), (71, 1149600), (75, 1088288), (80, 1020270), (96, 850225), (100, 816216), (120, 680180), (142, 574800), (150, 544144), (160, 510135), (200, 408108), (213, 383200), (240, 340090), (284, 287400), (300, 272072), (355, 229920), (400, 204054), (426, 191600), (479, 170400), (480, 170045), (568, 143700), (600, 136036), (710, 114960), (800, 102027), (852, 95800), (958, 85200), (1065, 76640), (1136, 71850), (1200, 68018), (1420, 57480), (1437, 56800), (1704, 47900), (1775, 45984), (1916, 42600), (2130, 38320), (2272, 35925), (2395, 34080), (2400, 34009), (2840, 28740), (2874, 28400), (3408, 23950), (3550, 22992), (3832, 21300), (4260, 19160), (4790, 17040), (5325, 15328), (5680, 14370), (5748, 14200), (6816, 11975), (7100, 11496), (7185, 11360), (7664, 10650), (8520, 9580)]