660179968

素因数分解:

$2^{10}\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2971}}^1$

素因数の和:3029

約数の個数: 88

約数和(自身を含む): 1557423104

約数和(自身を除く): 897243136

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 256, 434, 448, 496, 512, 868, 896, 992, 1024, 1736, 1792, 1984, 2971, 3472, 3584, 3968, 5942, 6944, 7168, 7936, 11884, 13888, 15872, 20797, 23768, 27776, 31744, 41594, 47536, 55552, 83188, 92101, 95072, 111104, 166376, 184202, 190144, 222208, 332752, 368404, 380288, 644707, 665504, 736808, 760576, 1289414, 1331008, 1473616, 1521152, 2578828, 2662016, 2947232, 3042304, 5157656, 5324032, 5894464, 10315312, 10648064, 11788928, 20630624, 21296128, 23577856, 41261248, 47155712, 82522496, 94311424, 165044992, 330089984, 660179968]

約数ペア:

[(1, 660179968), (2, 330089984), (4, 165044992), (7, 94311424), (8, 82522496), (14, 47155712), (16, 41261248), (28, 23577856), (31, 21296128), (32, 20630624), (56, 11788928), (62, 10648064), (64, 10315312), (112, 5894464), (124, 5324032), (128, 5157656), (217, 3042304), (224, 2947232), (248, 2662016), (256, 2578828), (434, 1521152), (448, 1473616), (496, 1331008), (512, 1289414), (868, 760576), (896, 736808), (992, 665504), (1024, 644707), (1736, 380288), (1792, 368404), (1984, 332752), (2971, 222208), (3472, 190144), (3584, 184202), (3968, 166376), (5942, 111104), (6944, 95072), (7168, 92101), (7936, 83188), (11884, 55552), (13888, 47536), (15872, 41594), (20797, 31744), (23768, 27776)]