81081600

素因数分解:

$2^8\times 3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:173

約数の個数: 216

約数和(自身を含む): 276773952

約数和(自身を除く): 195692352

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 41, 48, 50, 60, 64, 75, 80, 82, 96, 100, 103, 120, 123, 128, 150, 160, 164, 192, 200, 205, 206, 240, 246, 256, 300, 309, 320, 328, 384, 400, 410, 412, 480, 492, 515, 600, 615, 618, 640, 656, 768, 800, 820, 824, 960, 984, 1025, 1030, 1200, 1230, 1236, 1280, 1312, 1545, 1600, 1640, 1648, 1920, 1968, 2050, 2060, 2400, 2460, 2472, 2575, 2624, 3075, 3090, 3200, 3280, 3296, 3840, 3936, 4100, 4120, 4223, 4800, 4920, 4944, 5150, 5248, 6150, 6180, 6400, 6560, 6592, 7725, 7872, 8200, 8240, 8446, 9600, 9840, 9888, 10300, 10496, 12300, 12360, 12669, 13120, 13184, 15450, 15744, 16400, 16480, 16892, 19200, 19680, 19776, 20600, 21115, 24600, 24720, 25338, 26240, 26368, 30900, 31488, 32800, 32960, 33784, 39360, 39552, 41200, 42230, 49200, 49440, 50676, 52480, 61800, 63345, 65600, 65920, 67568, 78720, 79104, 82400, 84460, 98400, 98880, 101352, 105575, 123600, 126690, 131200, 131840, 135136, 157440, 164800, 168920, 196800, 197760, 202704, 211150, 247200, 253380, 262400, 270272, 316725, 329600, 337840, 393600, 395520, 405408, 422300, 494400, 506760, 540544, 633450, 659200, 675680, 787200, 810816, 844600, 988800, 1013520, 1081088, 1266900, 1351360, 1621632, 1689200, 1977600, 2027040, 2533800, 2702720, 3243264, 3378400, 4054080, 5067600, 5405440, 6756800, 8108160, 10135200, 13513600, 16216320, 20270400, 27027200, 40540800, 81081600]

約数ペア:

[(1, 81081600), (2, 40540800), (3, 27027200), (4, 20270400), (5, 16216320), (6, 13513600), (8, 10135200), (10, 8108160), (12, 6756800), (15, 5405440), (16, 5067600), (20, 4054080), (24, 3378400), (25, 3243264), (30, 2702720), (32, 2533800), (40, 2027040), (41, 1977600), (48, 1689200), (50, 1621632), (60, 1351360), (64, 1266900), (75, 1081088), (80, 1013520), (82, 988800), (96, 844600), (100, 810816), (103, 787200), (120, 675680), (123, 659200), (128, 633450), (150, 540544), (160, 506760), (164, 494400), (192, 422300), (200, 405408), (205, 395520), (206, 393600), (240, 337840), (246, 329600), (256, 316725), (300, 270272), (309, 262400), (320, 253380), (328, 247200), (384, 211150), (400, 202704), (410, 197760), (412, 196800), (480, 168920), (492, 164800), (515, 157440), (600, 135136), (615, 131840), (618, 131200), (640, 126690), (656, 123600), (768, 105575), (800, 101352), (820, 98880), (824, 98400), (960, 84460), (984, 82400), (1025, 79104), (1030, 78720), (1200, 67568), (1230, 65920), (1236, 65600), (1280, 63345), (1312, 61800), (1545, 52480), (1600, 50676), (1640, 49440), (1648, 49200), (1920, 42230), (1968, 41200), (2050, 39552), (2060, 39360), (2400, 33784), (2460, 32960), (2472, 32800), (2575, 31488), (2624, 30900), (3075, 26368), (3090, 26240), (3200, 25338), (3280, 24720), (3296, 24600), (3840, 21115), (3936, 20600), (4100, 19776), (4120, 19680), (4223, 19200), (4800, 16892), (4920, 16480), (4944, 16400), (5150, 15744), (5248, 15450), (6150, 13184), (6180, 13120), (6400, 12669), (6560, 12360), (6592, 12300), (7725, 10496), (7872, 10300), (8200, 9888), (8240, 9840), (8446, 9600)]