309619072

素因数分解:

$2^7\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:280

約数の個数: 128

約数和(自身を含む): 742625280

約数和(自身を除く): 433006208

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 71, 112, 124, 128, 142, 157, 217, 224, 248, 284, 314, 434, 448, 496, 497, 568, 628, 868, 896, 992, 994, 1099, 1136, 1256, 1736, 1984, 1988, 2198, 2201, 2272, 2512, 3472, 3968, 3976, 4396, 4402, 4544, 4867, 5024, 6944, 7952, 8792, 8804, 9088, 9734, 10048, 11147, 13888, 15407, 15904, 17584, 17608, 19468, 20096, 22294, 27776, 30814, 31808, 34069, 35168, 35216, 38936, 44588, 61628, 63616, 68138, 70336, 70432, 77872, 78029, 89176, 123256, 136276, 140672, 140864, 155744, 156058, 178352, 246512, 272552, 281728, 311488, 312116, 345557, 356704, 493024, 545104, 622976, 624232, 691114, 713408, 986048, 1090208, 1248464, 1382228, 1426816, 1972096, 2180416, 2418899, 2496928, 2764456, 4360832, 4837798, 4993856, 5528912, 9675596, 9987712, 11057824, 19351192, 22115648, 38702384, 44231296, 77404768, 154809536, 309619072]

約数ペア:

[(1, 309619072), (2, 154809536), (4, 77404768), (7, 44231296), (8, 38702384), (14, 22115648), (16, 19351192), (28, 11057824), (31, 9987712), (32, 9675596), (56, 5528912), (62, 4993856), (64, 4837798), (71, 4360832), (112, 2764456), (124, 2496928), (128, 2418899), (142, 2180416), (157, 1972096), (217, 1426816), (224, 1382228), (248, 1248464), (284, 1090208), (314, 986048), (434, 713408), (448, 691114), (496, 624232), (497, 622976), (568, 545104), (628, 493024), (868, 356704), (896, 345557), (992, 312116), (994, 311488), (1099, 281728), (1136, 272552), (1256, 246512), (1736, 178352), (1984, 156058), (1988, 155744), (2198, 140864), (2201, 140672), (2272, 136276), (2512, 123256), (3472, 89176), (3968, 78029), (3976, 77872), (4396, 70432), (4402, 70336), (4544, 68138), (4867, 63616), (5024, 61628), (6944, 44588), (7952, 38936), (8792, 35216), (8804, 35168), (9088, 34069), (9734, 31808), (10048, 30814), (11147, 27776), (13888, 22294), (15407, 20096), (15904, 19468), (17584, 17608)]