81946080

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{6323}}^1$

素因数の和:6350

約数の個数: 120

約数和(自身を含む): 289247112

約数和(自身を除く): 207301032

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 2160, 2592, 3240, 4320, 6323, 6480, 12646, 12960, 18969, 25292, 31615, 37938, 50584, 56907, 63230, 75876, 94845, 101168, 113814, 126460, 151752, 170721, 189690, 202336, 227628, 252920, 284535, 303504, 341442, 379380, 455256, 505840, 512163, 569070, 607008, 682884, 758760, 853605, 910512, 1011680, 1024326, 1138140, 1365768, 1517520, 1707210, 1821024, 2048652, 2276280, 2560815, 2731536, 3035040, 3414420, 4097304, 4552560, 5121630, 5463072, 6828840, 8194608, 9105120, 10243260, 13657680, 16389216, 20486520, 27315360, 40973040, 81946080]

約数ペア:

[(1, 81946080), (2, 40973040), (3, 27315360), (4, 20486520), (5, 16389216), (6, 13657680), (8, 10243260), (9, 9105120), (10, 8194608), (12, 6828840), (15, 5463072), (16, 5121630), (18, 4552560), (20, 4097304), (24, 3414420), (27, 3035040), (30, 2731536), (32, 2560815), (36, 2276280), (40, 2048652), (45, 1821024), (48, 1707210), (54, 1517520), (60, 1365768), (72, 1138140), (80, 1024326), (81, 1011680), (90, 910512), (96, 853605), (108, 758760), (120, 682884), (135, 607008), (144, 569070), (160, 512163), (162, 505840), (180, 455256), (216, 379380), (240, 341442), (270, 303504), (288, 284535), (324, 252920), (360, 227628), (405, 202336), (432, 189690), (480, 170721), (540, 151752), (648, 126460), (720, 113814), (810, 101168), (864, 94845), (1080, 75876), (1296, 63230), (1440, 56907), (1620, 50584), (2160, 37938), (2592, 31615), (3240, 25292), (4320, 18969), (6323, 12960), (6480, 12646)]