201517456

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{971}}^1$

素因数の和:1112

約数の個数: 80

約数和(自身を含む): 477290880

約数和(自身を除く): 275773424

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 109, 112, 119, 136, 218, 238, 272, 436, 476, 763, 872, 952, 971, 1526, 1744, 1853, 1904, 1942, 3052, 3706, 3884, 6104, 6797, 7412, 7768, 12208, 12971, 13594, 14824, 15536, 16507, 25942, 27188, 29648, 33014, 51884, 54376, 66028, 103768, 105839, 108752, 115549, 132056, 207536, 211678, 231098, 264112, 423356, 462196, 740873, 846712, 924392, 1481746, 1693424, 1799263, 1848784, 2963492, 3598526, 5926984, 7197052, 11853968, 12594841, 14394104, 25189682, 28788208, 50379364, 100758728, 201517456]

約数ペア:

[(1, 201517456), (2, 100758728), (4, 50379364), (7, 28788208), (8, 25189682), (14, 14394104), (16, 12594841), (17, 11853968), (28, 7197052), (34, 5926984), (56, 3598526), (68, 2963492), (109, 1848784), (112, 1799263), (119, 1693424), (136, 1481746), (218, 924392), (238, 846712), (272, 740873), (436, 462196), (476, 423356), (763, 264112), (872, 231098), (952, 211678), (971, 207536), (1526, 132056), (1744, 115549), (1853, 108752), (1904, 105839), (1942, 103768), (3052, 66028), (3706, 54376), (3884, 51884), (6104, 33014), (6797, 29648), (7412, 27188), (7768, 25942), (12208, 16507), (12971, 15536), (13594, 14824)]