66756480

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{4967}}^1$

素因数の和:4996

約数の個数: 128

約数和(自身を含む): 243233280

約数和(自身を除く): 176476800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 4967, 6720, 9934, 13440, 14901, 19868, 24835, 29802, 34769, 39736, 49670, 59604, 69538, 74505, 79472, 99340, 104307, 119208, 139076, 149010, 158944, 173845, 198680, 208614, 238416, 278152, 298020, 317888, 347690, 397360, 417228, 476832, 521535, 556304, 596040, 635776, 695380, 794720, 834456, 953664, 1043070, 1112608, 1192080, 1390760, 1589440, 1668912, 1907328, 2086140, 2225216, 2384160, 2781520, 3178880, 3337824, 4172280, 4450432, 4768320, 5563040, 6675648, 8344560, 9536640, 11126080, 13351296, 16689120, 22252160, 33378240, 66756480]

約数ペア:

[(1, 66756480), (2, 33378240), (3, 22252160), (4, 16689120), (5, 13351296), (6, 11126080), (7, 9536640), (8, 8344560), (10, 6675648), (12, 5563040), (14, 4768320), (15, 4450432), (16, 4172280), (20, 3337824), (21, 3178880), (24, 2781520), (28, 2384160), (30, 2225216), (32, 2086140), (35, 1907328), (40, 1668912), (42, 1589440), (48, 1390760), (56, 1192080), (60, 1112608), (64, 1043070), (70, 953664), (80, 834456), (84, 794720), (96, 695380), (105, 635776), (112, 596040), (120, 556304), (128, 521535), (140, 476832), (160, 417228), (168, 397360), (192, 347690), (210, 317888), (224, 298020), (240, 278152), (280, 238416), (320, 208614), (336, 198680), (384, 173845), (420, 158944), (448, 149010), (480, 139076), (560, 119208), (640, 104307), (672, 99340), (840, 79472), (896, 74505), (960, 69538), (1120, 59604), (1344, 49670), (1680, 39736), (1920, 34769), (2240, 29802), (2688, 24835), (3360, 19868), (4480, 14901), (4967, 13440), (6720, 9934)]