390794240

素因数分解:

$2^{10}\times 5^1\times {\mathrm{127}}^1\times {\mathrm{601}}^1$

素因数の和:753

約数の個数: 88

約数和(自身を含む): 946401792

約数和(自身を除く): 555607552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 254, 256, 320, 508, 512, 601, 635, 640, 1016, 1024, 1202, 1270, 1280, 2032, 2404, 2540, 2560, 3005, 4064, 4808, 5080, 5120, 6010, 8128, 9616, 10160, 12020, 16256, 19232, 20320, 24040, 32512, 38464, 40640, 48080, 65024, 76327, 76928, 81280, 96160, 130048, 152654, 153856, 162560, 192320, 305308, 307712, 325120, 381635, 384640, 610616, 615424, 650240, 763270, 769280, 1221232, 1526540, 1538560, 2442464, 3053080, 3077120, 4884928, 6106160, 9769856, 12212320, 19539712, 24424640, 39079424, 48849280, 78158848, 97698560, 195397120, 390794240]

約数ペア:

[(1, 390794240), (2, 195397120), (4, 97698560), (5, 78158848), (8, 48849280), (10, 39079424), (16, 24424640), (20, 19539712), (32, 12212320), (40, 9769856), (64, 6106160), (80, 4884928), (127, 3077120), (128, 3053080), (160, 2442464), (254, 1538560), (256, 1526540), (320, 1221232), (508, 769280), (512, 763270), (601, 650240), (635, 615424), (640, 610616), (1016, 384640), (1024, 381635), (1202, 325120), (1270, 307712), (1280, 305308), (2032, 192320), (2404, 162560), (2540, 153856), (2560, 152654), (3005, 130048), (4064, 96160), (4808, 81280), (5080, 76928), (5120, 76327), (6010, 65024), (8128, 48080), (9616, 40640), (10160, 38464), (12020, 32512), (16256, 24040), (19232, 20320)]