290906560

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2129}}^1$

素因数の和:2214

約数の個数: 112

約数和(自身を含む): 805037760

約数和(自身を除く): 514131200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 61, 64, 70, 80, 112, 122, 140, 160, 224, 244, 280, 305, 320, 427, 448, 488, 560, 610, 854, 976, 1120, 1220, 1708, 1952, 2129, 2135, 2240, 2440, 3416, 3904, 4258, 4270, 4880, 6832, 8516, 8540, 9760, 10645, 13664, 14903, 17032, 17080, 19520, 21290, 27328, 29806, 34064, 34160, 42580, 59612, 68128, 68320, 74515, 85160, 119224, 129869, 136256, 136640, 149030, 170320, 238448, 259738, 298060, 340640, 476896, 519476, 596120, 649345, 681280, 909083, 953792, 1038952, 1192240, 1298690, 1818166, 2077904, 2384480, 2597380, 3636332, 4155808, 4545415, 4768960, 5194760, 7272664, 8311616, 9090830, 10389520, 14545328, 18181660, 20779040, 29090656, 36363320, 41558080, 58181312, 72726640, 145453280, 290906560]

約数ペア:

[(1, 290906560), (2, 145453280), (4, 72726640), (5, 58181312), (7, 41558080), (8, 36363320), (10, 29090656), (14, 20779040), (16, 18181660), (20, 14545328), (28, 10389520), (32, 9090830), (35, 8311616), (40, 7272664), (56, 5194760), (61, 4768960), (64, 4545415), (70, 4155808), (80, 3636332), (112, 2597380), (122, 2384480), (140, 2077904), (160, 1818166), (224, 1298690), (244, 1192240), (280, 1038952), (305, 953792), (320, 909083), (427, 681280), (448, 649345), (488, 596120), (560, 519476), (610, 476896), (854, 340640), (976, 298060), (1120, 259738), (1220, 238448), (1708, 170320), (1952, 149030), (2129, 136640), (2135, 136256), (2240, 129869), (2440, 119224), (3416, 85160), (3904, 74515), (4258, 68320), (4270, 68128), (4880, 59612), (6832, 42580), (8516, 34160), (8540, 34064), (9760, 29806), (10645, 27328), (13664, 21290), (14903, 19520), (17032, 17080)]