390456832

素因数分解:

$2^9\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{467}}^1$

素因数の和:579

約数の個数: 80

約数和(自身を含む): 827304192

約数和(自身を除く): 436847360

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 71, 92, 128, 142, 184, 256, 284, 368, 467, 512, 568, 736, 934, 1136, 1472, 1633, 1868, 2272, 2944, 3266, 3736, 4544, 5888, 6532, 7472, 9088, 10741, 11776, 13064, 14944, 18176, 21482, 26128, 29888, 33157, 36352, 42964, 52256, 59776, 66314, 85928, 104512, 119552, 132628, 171856, 209024, 239104, 265256, 343712, 418048, 530512, 687424, 762611, 836096, 1061024, 1374848, 1525222, 2122048, 2749696, 3050444, 4244096, 5499392, 6100888, 8488192, 12201776, 16976384, 24403552, 48807104, 97614208, 195228416, 390456832]

約数ペア:

[(1, 390456832), (2, 195228416), (4, 97614208), (8, 48807104), (16, 24403552), (23, 16976384), (32, 12201776), (46, 8488192), (64, 6100888), (71, 5499392), (92, 4244096), (128, 3050444), (142, 2749696), (184, 2122048), (256, 1525222), (284, 1374848), (368, 1061024), (467, 836096), (512, 762611), (568, 687424), (736, 530512), (934, 418048), (1136, 343712), (1472, 265256), (1633, 239104), (1868, 209024), (2272, 171856), (2944, 132628), (3266, 119552), (3736, 104512), (4544, 85928), (5888, 66314), (6532, 59776), (7472, 52256), (9088, 42964), (10741, 36352), (11776, 33157), (13064, 29888), (14944, 26128), (18176, 21482)]