404104960

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{379}}^1$

素因数の和:431

約数の個数: 216

約数和(自身を含む): 1195372080

約数和(自身を除く): 791267120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 49, 56, 64, 68, 70, 80, 85, 98, 112, 119, 128, 136, 140, 160, 170, 196, 224, 238, 245, 256, 272, 280, 320, 340, 379, 392, 448, 476, 490, 544, 560, 595, 640, 680, 758, 784, 833, 896, 952, 980, 1088, 1120, 1190, 1280, 1360, 1516, 1568, 1666, 1792, 1895, 1904, 1960, 2176, 2240, 2380, 2653, 2720, 3032, 3136, 3332, 3790, 3808, 3920, 4165, 4352, 4480, 4760, 5306, 5440, 6064, 6272, 6443, 6664, 7580, 7616, 7840, 8330, 8960, 9520, 10612, 10880, 12128, 12544, 12886, 13265, 13328, 15160, 15232, 15680, 16660, 18571, 19040, 21224, 21760, 24256, 25772, 26530, 26656, 30320, 30464, 31360, 32215, 33320, 37142, 38080, 42448, 45101, 48512, 51544, 53060, 53312, 60640, 62720, 64430, 66640, 74284, 76160, 84896, 90202, 92855, 97024, 103088, 106120, 106624, 121280, 128860, 133280, 148568, 152320, 169792, 180404, 185710, 206176, 212240, 213248, 225505, 242560, 257720, 266560, 297136, 315707, 339584, 360808, 371420, 412352, 424480, 451010, 485120, 515440, 533120, 594272, 631414, 679168, 721616, 742840, 824704, 848960, 902020, 1030880, 1066240, 1188544, 1262828, 1443232, 1485680, 1578535, 1649408, 1697920, 1804040, 2061760, 2377088, 2525656, 2886464, 2971360, 3157070, 3395840, 3608080, 4123520, 4754176, 5051312, 5772928, 5942720, 6314140, 7216160, 8247040, 10102624, 11545856, 11885440, 12628280, 14432320, 20205248, 23770880, 25256560, 28864640, 40410496, 50513120, 57729280, 80820992, 101026240, 202052480, 404104960]

約数ペア:

[(1, 404104960), (2, 202052480), (4, 101026240), (5, 80820992), (7, 57729280), (8, 50513120), (10, 40410496), (14, 28864640), (16, 25256560), (17, 23770880), (20, 20205248), (28, 14432320), (32, 12628280), (34, 11885440), (35, 11545856), (40, 10102624), (49, 8247040), (56, 7216160), (64, 6314140), (68, 5942720), (70, 5772928), (80, 5051312), (85, 4754176), (98, 4123520), (112, 3608080), (119, 3395840), (128, 3157070), (136, 2971360), (140, 2886464), (160, 2525656), (170, 2377088), (196, 2061760), (224, 1804040), (238, 1697920), (245, 1649408), (256, 1578535), (272, 1485680), (280, 1443232), (320, 1262828), (340, 1188544), (379, 1066240), (392, 1030880), (448, 902020), (476, 848960), (490, 824704), (544, 742840), (560, 721616), (595, 679168), (640, 631414), (680, 594272), (758, 533120), (784, 515440), (833, 485120), (896, 451010), (952, 424480), (980, 412352), (1088, 371420), (1120, 360808), (1190, 339584), (1280, 315707), (1360, 297136), (1516, 266560), (1568, 257720), (1666, 242560), (1792, 225505), (1895, 213248), (1904, 212240), (1960, 206176), (2176, 185710), (2240, 180404), (2380, 169792), (2653, 152320), (2720, 148568), (3032, 133280), (3136, 128860), (3332, 121280), (3790, 106624), (3808, 106120), (3920, 103088), (4165, 97024), (4352, 92855), (4480, 90202), (4760, 84896), (5306, 76160), (5440, 74284), (6064, 66640), (6272, 64430), (6443, 62720), (6664, 60640), (7580, 53312), (7616, 53060), (7840, 51544), (8330, 48512), (8960, 45101), (9520, 42448), (10612, 38080), (10880, 37142), (12128, 33320), (12544, 32215), (12886, 31360), (13265, 30464), (13328, 30320), (15160, 26656), (15232, 26530), (15680, 25772), (16660, 24256), (18571, 21760), (19040, 21224)]