1266160

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:63

約数の個数: 120

約数和(自身を含む): 3816720

約数和(自身を除く): 2550560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 19, 20, 28, 34, 35, 38, 40, 49, 56, 68, 70, 76, 80, 85, 95, 98, 112, 119, 133, 136, 140, 152, 170, 190, 196, 238, 245, 266, 272, 280, 304, 323, 340, 380, 392, 476, 490, 532, 560, 595, 646, 665, 680, 760, 784, 833, 931, 952, 980, 1064, 1190, 1292, 1330, 1360, 1520, 1615, 1666, 1862, 1904, 1960, 2128, 2261, 2380, 2584, 2660, 3230, 3332, 3724, 3920, 4165, 4522, 4655, 4760, 5168, 5320, 6460, 6664, 7448, 8330, 9044, 9310, 9520, 10640, 11305, 12920, 13328, 14896, 15827, 16660, 18088, 18620, 22610, 25840, 31654, 33320, 36176, 37240, 45220, 63308, 66640, 74480, 79135, 90440, 126616, 158270, 180880, 253232, 316540, 633080, 1266160]

約数ペア:

[(1, 1266160), (2, 633080), (4, 316540), (5, 253232), (7, 180880), (8, 158270), (10, 126616), (14, 90440), (16, 79135), (17, 74480), (19, 66640), (20, 63308), (28, 45220), (34, 37240), (35, 36176), (38, 33320), (40, 31654), (49, 25840), (56, 22610), (68, 18620), (70, 18088), (76, 16660), (80, 15827), (85, 14896), (95, 13328), (98, 12920), (112, 11305), (119, 10640), (133, 9520), (136, 9310), (140, 9044), (152, 8330), (170, 7448), (190, 6664), (196, 6460), (238, 5320), (245, 5168), (266, 4760), (272, 4655), (280, 4522), (304, 4165), (323, 3920), (340, 3724), (380, 3332), (392, 3230), (476, 2660), (490, 2584), (532, 2380), (560, 2261), (595, 2128), (646, 1960), (665, 1904), (680, 1862), (760, 1666), (784, 1615), (833, 1520), (931, 1360), (952, 1330), (980, 1292), (1064, 1190)]