81004320

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1103}}^1$

素因数の和:1144

約数の個数: 192

約数和(自身を含む): 300464640

約数和(自身を除く): 219460320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 45, 48, 51, 54, 60, 68, 72, 80, 85, 90, 96, 102, 108, 120, 135, 136, 144, 153, 160, 170, 180, 204, 216, 240, 255, 270, 272, 288, 306, 340, 360, 408, 432, 459, 480, 510, 540, 544, 612, 680, 720, 765, 816, 864, 918, 1020, 1080, 1103, 1224, 1360, 1440, 1530, 1632, 1836, 2040, 2160, 2206, 2295, 2448, 2720, 3060, 3309, 3672, 4080, 4320, 4412, 4590, 4896, 5515, 6120, 6618, 7344, 8160, 8824, 9180, 9927, 11030, 12240, 13236, 14688, 16545, 17648, 18360, 18751, 19854, 22060, 24480, 26472, 29781, 33090, 35296, 36720, 37502, 39708, 44120, 49635, 52944, 56253, 59562, 66180, 73440, 75004, 79416, 88240, 93755, 99270, 105888, 112506, 119124, 132360, 148905, 150008, 158832, 168759, 176480, 187510, 198540, 225012, 238248, 264720, 281265, 297810, 300016, 317664, 337518, 375020, 397080, 450024, 476496, 506277, 529440, 562530, 595620, 600032, 675036, 750040, 794160, 843795, 900048, 952992, 1012554, 1125060, 1191240, 1350072, 1500080, 1588320, 1687590, 1800096, 2025108, 2250120, 2382480, 2531385, 2700144, 3000160, 3375180, 4050216, 4500240, 4764960, 5062770, 5400288, 6750360, 8100432, 9000480, 10125540, 13500720, 16200864, 20251080, 27001440, 40502160, 81004320]

約数ペア:

[(1, 81004320), (2, 40502160), (3, 27001440), (4, 20251080), (5, 16200864), (6, 13500720), (8, 10125540), (9, 9000480), (10, 8100432), (12, 6750360), (15, 5400288), (16, 5062770), (17, 4764960), (18, 4500240), (20, 4050216), (24, 3375180), (27, 3000160), (30, 2700144), (32, 2531385), (34, 2382480), (36, 2250120), (40, 2025108), (45, 1800096), (48, 1687590), (51, 1588320), (54, 1500080), (60, 1350072), (68, 1191240), (72, 1125060), (80, 1012554), (85, 952992), (90, 900048), (96, 843795), (102, 794160), (108, 750040), (120, 675036), (135, 600032), (136, 595620), (144, 562530), (153, 529440), (160, 506277), (170, 476496), (180, 450024), (204, 397080), (216, 375020), (240, 337518), (255, 317664), (270, 300016), (272, 297810), (288, 281265), (306, 264720), (340, 238248), (360, 225012), (408, 198540), (432, 187510), (459, 176480), (480, 168759), (510, 158832), (540, 150008), (544, 148905), (612, 132360), (680, 119124), (720, 112506), (765, 105888), (816, 99270), (864, 93755), (918, 88240), (1020, 79416), (1080, 75004), (1103, 73440), (1224, 66180), (1360, 59562), (1440, 56253), (1530, 52944), (1632, 49635), (1836, 44120), (2040, 39708), (2160, 37502), (2206, 36720), (2295, 35296), (2448, 33090), (2720, 29781), (3060, 26472), (3309, 24480), (3672, 22060), (4080, 19854), (4320, 18751), (4412, 18360), (4590, 17648), (4896, 16545), (5515, 14688), (6120, 13236), (6618, 12240), (7344, 11030), (8160, 9927), (8824, 9180)]