404251904

素因数分解:

$2^8\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{383}}^1$

素因数の和:456

約数の個数: 144

約数和(自身を含む): 1004666880

約数和(自身を除く): 600414976

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 32, 38, 56, 62, 64, 76, 112, 124, 128, 133, 152, 217, 224, 248, 256, 266, 304, 383, 434, 448, 496, 532, 589, 608, 766, 868, 896, 992, 1064, 1178, 1216, 1532, 1736, 1792, 1984, 2128, 2356, 2432, 2681, 3064, 3472, 3968, 4123, 4256, 4712, 4864, 5362, 6128, 6944, 7277, 7936, 8246, 8512, 9424, 10724, 11873, 12256, 13888, 14554, 16492, 17024, 18848, 21448, 23746, 24512, 27776, 29108, 32984, 34048, 37696, 42896, 47492, 49024, 50939, 55552, 58216, 65968, 75392, 83111, 85792, 94984, 98048, 101878, 116432, 131936, 150784, 166222, 171584, 189968, 203756, 225587, 232864, 263872, 332444, 343168, 379936, 407512, 451174, 465728, 527744, 664888, 686336, 759872, 815024, 902348, 931456, 1055488, 1329776, 1519744, 1579109, 1630048, 1804696, 1862912, 2659552, 3039488, 3158218, 3260096, 3609392, 5319104, 6316436, 6520192, 7218784, 10638208, 12632872, 13040384, 14437568, 21276416, 25265744, 28875136, 50531488, 57750272, 101062976, 202125952, 404251904]

約数ペア:

[(1, 404251904), (2, 202125952), (4, 101062976), (7, 57750272), (8, 50531488), (14, 28875136), (16, 25265744), (19, 21276416), (28, 14437568), (31, 13040384), (32, 12632872), (38, 10638208), (56, 7218784), (62, 6520192), (64, 6316436), (76, 5319104), (112, 3609392), (124, 3260096), (128, 3158218), (133, 3039488), (152, 2659552), (217, 1862912), (224, 1804696), (248, 1630048), (256, 1579109), (266, 1519744), (304, 1329776), (383, 1055488), (434, 931456), (448, 902348), (496, 815024), (532, 759872), (589, 686336), (608, 664888), (766, 527744), (868, 465728), (896, 451174), (992, 407512), (1064, 379936), (1178, 343168), (1216, 332444), (1532, 263872), (1736, 232864), (1792, 225587), (1984, 203756), (2128, 189968), (2356, 171584), (2432, 166222), (2681, 150784), (3064, 131936), (3472, 116432), (3968, 101878), (4123, 98048), (4256, 94984), (4712, 85792), (4864, 83111), (5362, 75392), (6128, 65968), (6944, 58216), (7277, 55552), (7936, 50939), (8246, 49024), (8512, 47492), (9424, 42896), (10724, 37696), (11873, 34048), (12256, 32984), (13888, 29108), (14554, 27776), (16492, 24512), (17024, 23746), (18848, 21448)]