399885864

素因数分解:

$2^3\times 3^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{1567}}^1$

素因数の和:1628

約数の個数: 128

約数和(自身を含む): 1204224000

約数和(自身を除く): 804338136

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 49, 56, 62, 84, 93, 98, 124, 147, 168, 186, 196, 217, 248, 294, 343, 372, 392, 434, 588, 651, 686, 744, 868, 1029, 1176, 1302, 1372, 1519, 1567, 1736, 2058, 2604, 2744, 3038, 3134, 4116, 4557, 4701, 5208, 6076, 6268, 8232, 9114, 9402, 10633, 10969, 12152, 12536, 18228, 18804, 21266, 21938, 31899, 32907, 36456, 37608, 42532, 43876, 48577, 63798, 65814, 76783, 85064, 87752, 97154, 127596, 131628, 145731, 153566, 194308, 230349, 255192, 263256, 291462, 307132, 340039, 388616, 460698, 537481, 582924, 614264, 680078, 921396, 1020117, 1074962, 1165848, 1360156, 1612443, 1842792, 2040234, 2149924, 2380273, 2720312, 3224886, 4080468, 4299848, 4760546, 6449772, 7140819, 8160936, 9521092, 12899544, 14281638, 16661911, 19042184, 28563276, 33323822, 49985733, 57126552, 66647644, 99971466, 133295288, 199942932, 399885864]

約数ペア:

[(1, 399885864), (2, 199942932), (3, 133295288), (4, 99971466), (6, 66647644), (7, 57126552), (8, 49985733), (12, 33323822), (14, 28563276), (21, 19042184), (24, 16661911), (28, 14281638), (31, 12899544), (42, 9521092), (49, 8160936), (56, 7140819), (62, 6449772), (84, 4760546), (93, 4299848), (98, 4080468), (124, 3224886), (147, 2720312), (168, 2380273), (186, 2149924), (196, 2040234), (217, 1842792), (248, 1612443), (294, 1360156), (343, 1165848), (372, 1074962), (392, 1020117), (434, 921396), (588, 680078), (651, 614264), (686, 582924), (744, 537481), (868, 460698), (1029, 388616), (1176, 340039), (1302, 307132), (1372, 291462), (1519, 263256), (1567, 255192), (1736, 230349), (2058, 194308), (2604, 153566), (2744, 145731), (3038, 131628), (3134, 127596), (4116, 97154), (4557, 87752), (4701, 85064), (5208, 76783), (6076, 65814), (6268, 63798), (8232, 48577), (9114, 43876), (9402, 42532), (10633, 37608), (10969, 36456), (12152, 32907), (12536, 31899), (18228, 21938), (18804, 21266)]