1490821248

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{17891}}^1$

素因数の和:17946

約数の個数: 128

約数和(自身を含む): 4671959040

約数和(自身を除く): 3181137792

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 32, 42, 48, 56, 62, 64, 84, 93, 96, 112, 124, 128, 168, 186, 192, 217, 224, 248, 336, 372, 384, 434, 448, 496, 651, 672, 744, 868, 896, 992, 1302, 1344, 1488, 1736, 1984, 2604, 2688, 2976, 3472, 3968, 5208, 5952, 6944, 10416, 11904, 13888, 17891, 20832, 27776, 35782, 41664, 53673, 71564, 83328, 107346, 125237, 143128, 214692, 250474, 286256, 375711, 429384, 500948, 554621, 572512, 751422, 858768, 1001896, 1109242, 1145024, 1502844, 1663863, 1717536, 2003792, 2218484, 2290048, 3005688, 3327726, 3435072, 3882347, 4007584, 4436968, 6011376, 6655452, 6870144, 7764694, 8015168, 8873936, 11647041, 12022752, 13310904, 15529388, 16030336, 17747872, 23294082, 24045504, 26621808, 31058776, 35495744, 46588164, 48091008, 53243616, 62117552, 70991488, 93176328, 106487232, 124235104, 186352656, 212974464, 248470208, 372705312, 496940416, 745410624, 1490821248]

約数ペア:

[(1, 1490821248), (2, 745410624), (3, 496940416), (4, 372705312), (6, 248470208), (7, 212974464), (8, 186352656), (12, 124235104), (14, 106487232), (16, 93176328), (21, 70991488), (24, 62117552), (28, 53243616), (31, 48091008), (32, 46588164), (42, 35495744), (48, 31058776), (56, 26621808), (62, 24045504), (64, 23294082), (84, 17747872), (93, 16030336), (96, 15529388), (112, 13310904), (124, 12022752), (128, 11647041), (168, 8873936), (186, 8015168), (192, 7764694), (217, 6870144), (224, 6655452), (248, 6011376), (336, 4436968), (372, 4007584), (384, 3882347), (434, 3435072), (448, 3327726), (496, 3005688), (651, 2290048), (672, 2218484), (744, 2003792), (868, 1717536), (896, 1663863), (992, 1502844), (1302, 1145024), (1344, 1109242), (1488, 1001896), (1736, 858768), (1984, 751422), (2604, 572512), (2688, 554621), (2976, 500948), (3472, 429384), (3968, 375711), (5208, 286256), (5952, 250474), (6944, 214692), (10416, 143128), (11904, 125237), (13888, 107346), (17891, 83328), (20832, 71564), (27776, 53673), (35782, 41664)]