18687884544

素因数分解:

$2^8\times 3^4\times 7^1\times {\mathrm{128747}}^1$

素因数の和:128782

約数の個数: 180

約数和(自身を含む): 63684940704

約数和(自身を除く): 44997056160

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 81, 84, 96, 108, 112, 126, 128, 144, 162, 168, 189, 192, 216, 224, 252, 256, 288, 324, 336, 378, 384, 432, 448, 504, 567, 576, 648, 672, 756, 768, 864, 896, 1008, 1134, 1152, 1296, 1344, 1512, 1728, 1792, 2016, 2268, 2304, 2592, 2688, 3024, 3456, 4032, 4536, 5184, 5376, 6048, 6912, 8064, 9072, 10368, 12096, 16128, 18144, 20736, 24192, 36288, 48384, 72576, 128747, 145152, 257494, 386241, 514988, 772482, 901229, 1029976, 1158723, 1544964, 1802458, 2059952, 2317446, 2703687, 3089928, 3476169, 3604916, 4119904, 4634892, 5407374, 6179856, 6952338, 7209832, 8111061, 8239808, 9269784, 10428507, 10814748, 12359712, 13904676, 14419664, 16222122, 16479616, 18539568, 20857014, 21629496, 24333183, 24719424, 27809352, 28839328, 32444244, 32959232, 37079136, 41714028, 43258992, 48666366, 49438848, 55618704, 57678656, 64888488, 72999549, 74158272, 83428056, 86517984, 97332732, 98877696, 111237408, 115357312, 129776976, 145999098, 148316544, 166856112, 173035968, 194665464, 222474816, 230714624, 259553952, 291998196, 296633088, 333712224, 346071936, 389330928, 444949632, 519107904, 583996392, 667424448, 692143872, 778661856, 889899264, 1038215808, 1167992784, 1334848896, 1557323712, 2076431616, 2335985568, 2669697792, 3114647424, 4671971136, 6229294848, 9343942272, 18687884544]

約数ペア:

[(1, 18687884544), (2, 9343942272), (3, 6229294848), (4, 4671971136), (6, 3114647424), (7, 2669697792), (8, 2335985568), (9, 2076431616), (12, 1557323712), (14, 1334848896), (16, 1167992784), (18, 1038215808), (21, 889899264), (24, 778661856), (27, 692143872), (28, 667424448), (32, 583996392), (36, 519107904), (42, 444949632), (48, 389330928), (54, 346071936), (56, 333712224), (63, 296633088), (64, 291998196), (72, 259553952), (81, 230714624), (84, 222474816), (96, 194665464), (108, 173035968), (112, 166856112), (126, 148316544), (128, 145999098), (144, 129776976), (162, 115357312), (168, 111237408), (189, 98877696), (192, 97332732), (216, 86517984), (224, 83428056), (252, 74158272), (256, 72999549), (288, 64888488), (324, 57678656), (336, 55618704), (378, 49438848), (384, 48666366), (432, 43258992), (448, 41714028), (504, 37079136), (567, 32959232), (576, 32444244), (648, 28839328), (672, 27809352), (756, 24719424), (768, 24333183), (864, 21629496), (896, 20857014), (1008, 18539568), (1134, 16479616), (1152, 16222122), (1296, 14419664), (1344, 13904676), (1512, 12359712), (1728, 10814748), (1792, 10428507), (2016, 9269784), (2268, 8239808), (2304, 8111061), (2592, 7209832), (2688, 6952338), (3024, 6179856), (3456, 5407374), (4032, 4634892), (4536, 4119904), (5184, 3604916), (5376, 3476169), (6048, 3089928), (6912, 2703687), (8064, 2317446), (9072, 2059952), (10368, 1802458), (12096, 1544964), (16128, 1158723), (18144, 1029976), (20736, 901229), (24192, 772482), (36288, 514988), (48384, 386241), (72576, 257494), (128747, 145152)]