64440880

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{967}}^1$

素因数の和:1011

約数の個数: 120

約数和(自身を含む): 184729248

約数和(自身を除く): 120288368

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 49, 56, 68, 70, 80, 85, 98, 112, 119, 136, 140, 170, 196, 238, 245, 272, 280, 340, 392, 476, 490, 560, 595, 680, 784, 833, 952, 967, 980, 1190, 1360, 1666, 1904, 1934, 1960, 2380, 3332, 3868, 3920, 4165, 4760, 4835, 6664, 6769, 7736, 8330, 9520, 9670, 13328, 13538, 15472, 16439, 16660, 19340, 27076, 32878, 33320, 33845, 38680, 47383, 54152, 65756, 66640, 67690, 77360, 82195, 94766, 108304, 115073, 131512, 135380, 164390, 189532, 230146, 236915, 263024, 270760, 328780, 379064, 460292, 473830, 541520, 575365, 657560, 758128, 805511, 920584, 947660, 1150730, 1315120, 1611022, 1841168, 1895320, 2301460, 3222044, 3790640, 4027555, 4602920, 6444088, 8055110, 9205840, 12888176, 16110220, 32220440, 64440880]

約数ペア:

[(1, 64440880), (2, 32220440), (4, 16110220), (5, 12888176), (7, 9205840), (8, 8055110), (10, 6444088), (14, 4602920), (16, 4027555), (17, 3790640), (20, 3222044), (28, 2301460), (34, 1895320), (35, 1841168), (40, 1611022), (49, 1315120), (56, 1150730), (68, 947660), (70, 920584), (80, 805511), (85, 758128), (98, 657560), (112, 575365), (119, 541520), (136, 473830), (140, 460292), (170, 379064), (196, 328780), (238, 270760), (245, 263024), (272, 236915), (280, 230146), (340, 189532), (392, 164390), (476, 135380), (490, 131512), (560, 115073), (595, 108304), (680, 94766), (784, 82195), (833, 77360), (952, 67690), (967, 66640), (980, 65756), (1190, 54152), (1360, 47383), (1666, 38680), (1904, 33845), (1934, 33320), (1960, 32878), (2380, 27076), (3332, 19340), (3868, 16660), (3920, 16439), (4165, 15472), (4760, 13538), (4835, 13328), (6664, 9670), (6769, 9520), (7736, 8330)]