1617280

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{19}}^2$

素因数の和:64

約数の個数: 96

約数和(自身を含む): 4663440

約数和(自身を除く): 3046160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 128, 133, 140, 152, 160, 190, 224, 266, 280, 304, 320, 361, 380, 448, 532, 560, 608, 640, 665, 722, 760, 896, 1064, 1120, 1216, 1330, 1444, 1520, 1805, 2128, 2240, 2432, 2527, 2660, 2888, 3040, 3610, 4256, 4480, 5054, 5320, 5776, 6080, 7220, 8512, 10108, 10640, 11552, 12160, 12635, 14440, 17024, 20216, 21280, 23104, 25270, 28880, 40432, 42560, 46208, 50540, 57760, 80864, 85120, 101080, 115520, 161728, 202160, 231040, 323456, 404320, 808640, 1617280]

約数ペア:

[(1, 1617280), (2, 808640), (4, 404320), (5, 323456), (7, 231040), (8, 202160), (10, 161728), (14, 115520), (16, 101080), (19, 85120), (20, 80864), (28, 57760), (32, 50540), (35, 46208), (38, 42560), (40, 40432), (56, 28880), (64, 25270), (70, 23104), (76, 21280), (80, 20216), (95, 17024), (112, 14440), (128, 12635), (133, 12160), (140, 11552), (152, 10640), (160, 10108), (190, 8512), (224, 7220), (266, 6080), (280, 5776), (304, 5320), (320, 5054), (361, 4480), (380, 4256), (448, 3610), (532, 3040), (560, 2888), (608, 2660), (640, 2527), (665, 2432), (722, 2240), (760, 2128), (896, 1805), (1064, 1520), (1120, 1444), (1216, 1330)]