12856760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:145

約数の個数: 128

約数和(自身を含む): 36443520

約数和(自身を除く): 23586760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 37, 40, 56, 68, 70, 73, 74, 85, 119, 136, 140, 146, 148, 170, 185, 238, 259, 280, 292, 296, 340, 365, 370, 476, 511, 518, 584, 595, 629, 680, 730, 740, 952, 1022, 1036, 1190, 1241, 1258, 1295, 1460, 1480, 2044, 2072, 2380, 2482, 2516, 2555, 2590, 2701, 2920, 3145, 4088, 4403, 4760, 4964, 5032, 5110, 5180, 5402, 6205, 6290, 8687, 8806, 9928, 10220, 10360, 10804, 12410, 12580, 13505, 17374, 17612, 18907, 20440, 21608, 22015, 24820, 25160, 27010, 34748, 35224, 37814, 43435, 44030, 45917, 49640, 54020, 69496, 75628, 86870, 88060, 91834, 94535, 108040, 151256, 173740, 176120, 183668, 189070, 229585, 321419, 347480, 367336, 378140, 459170, 642838, 756280, 918340, 1285676, 1607095, 1836680, 2571352, 3214190, 6428380, 12856760]

約数ペア:

[(1, 12856760), (2, 6428380), (4, 3214190), (5, 2571352), (7, 1836680), (8, 1607095), (10, 1285676), (14, 918340), (17, 756280), (20, 642838), (28, 459170), (34, 378140), (35, 367336), (37, 347480), (40, 321419), (56, 229585), (68, 189070), (70, 183668), (73, 176120), (74, 173740), (85, 151256), (119, 108040), (136, 94535), (140, 91834), (146, 88060), (148, 86870), (170, 75628), (185, 69496), (238, 54020), (259, 49640), (280, 45917), (292, 44030), (296, 43435), (340, 37814), (365, 35224), (370, 34748), (476, 27010), (511, 25160), (518, 24820), (584, 22015), (595, 21608), (629, 20440), (680, 18907), (730, 17612), (740, 17374), (952, 13505), (1022, 12580), (1036, 12410), (1190, 10804), (1241, 10360), (1258, 10220), (1295, 9928), (1460, 8806), (1480, 8687), (2044, 6290), (2072, 6205), (2380, 5402), (2482, 5180), (2516, 5110), (2555, 5032), (2590, 4964), (2701, 4760), (2920, 4403), (3145, 4088)]