485515520

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{7741}}^1$

素因数の和:7776

約数の個数: 108

約数和(自身を含む): 1353007404

約数和(自身を除く): 867491884

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 560, 640, 784, 896, 980, 1120, 1280, 1568, 1792, 1960, 2240, 3136, 3920, 4480, 6272, 7741, 7840, 8960, 12544, 15482, 15680, 30964, 31360, 38705, 54187, 61928, 62720, 77410, 108374, 123856, 154820, 216748, 247712, 270935, 309640, 379309, 433496, 495424, 541870, 619280, 758618, 866992, 990848, 1083740, 1238560, 1517236, 1733984, 1896545, 1981696, 2167480, 2477120, 3034472, 3467968, 3793090, 4334960, 4954240, 6068944, 6935936, 7586180, 8669920, 9908480, 12137888, 13871872, 15172360, 17339840, 24275776, 30344720, 34679680, 48551552, 60689440, 69359360, 97103104, 121378880, 242757760, 485515520]

約数ペア:

[(1, 485515520), (2, 242757760), (4, 121378880), (5, 97103104), (7, 69359360), (8, 60689440), (10, 48551552), (14, 34679680), (16, 30344720), (20, 24275776), (28, 17339840), (32, 15172360), (35, 13871872), (40, 12137888), (49, 9908480), (56, 8669920), (64, 7586180), (70, 6935936), (80, 6068944), (98, 4954240), (112, 4334960), (128, 3793090), (140, 3467968), (160, 3034472), (196, 2477120), (224, 2167480), (245, 1981696), (256, 1896545), (280, 1733984), (320, 1517236), (392, 1238560), (448, 1083740), (490, 990848), (560, 866992), (640, 758618), (784, 619280), (896, 541870), (980, 495424), (1120, 433496), (1280, 379309), (1568, 309640), (1792, 270935), (1960, 247712), (2240, 216748), (3136, 154820), (3920, 123856), (4480, 108374), (6272, 77410), (7741, 62720), (7840, 61928), (8960, 54187), (12544, 38705), (15482, 31360), (15680, 30964)]