81211488

素因数分解:

$2^5\times 3^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{439}}^1$

素因数の和:540

約数の個数: 96

約数和(自身を含む): 223534080

約数和(自身を除く): 142322592

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 41, 47, 48, 82, 94, 96, 123, 141, 164, 188, 246, 282, 328, 376, 439, 492, 564, 656, 752, 878, 984, 1128, 1312, 1317, 1504, 1756, 1927, 1968, 2256, 2634, 3512, 3854, 3936, 4512, 5268, 5781, 7024, 7708, 10536, 11562, 14048, 15416, 17999, 20633, 21072, 23124, 30832, 35998, 41266, 42144, 46248, 53997, 61664, 61899, 71996, 82532, 92496, 107994, 123798, 143992, 165064, 184992, 215988, 247596, 287984, 330128, 431976, 495192, 575968, 660256, 845953, 863952, 990384, 1691906, 1727904, 1980768, 2537859, 3383812, 5075718, 6767624, 10151436, 13535248, 20302872, 27070496, 40605744, 81211488]

約数ペア:

[(1, 81211488), (2, 40605744), (3, 27070496), (4, 20302872), (6, 13535248), (8, 10151436), (12, 6767624), (16, 5075718), (24, 3383812), (32, 2537859), (41, 1980768), (47, 1727904), (48, 1691906), (82, 990384), (94, 863952), (96, 845953), (123, 660256), (141, 575968), (164, 495192), (188, 431976), (246, 330128), (282, 287984), (328, 247596), (376, 215988), (439, 184992), (492, 165064), (564, 143992), (656, 123798), (752, 107994), (878, 92496), (984, 82532), (1128, 71996), (1312, 61899), (1317, 61664), (1504, 53997), (1756, 46248), (1927, 42144), (1968, 41266), (2256, 35998), (2634, 30832), (3512, 23124), (3854, 21072), (3936, 20633), (4512, 17999), (5268, 15416), (5781, 14048), (7024, 11562), (7708, 10536)]