81329808

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{151}}^1\times {\mathrm{229}}^1$

素因数の和:405

約数の個数: 120

約数和(自身を含む): 247097280

約数和(自身を除く): 165767472

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 84, 98, 112, 147, 151, 168, 196, 229, 294, 302, 336, 392, 453, 458, 588, 604, 687, 784, 906, 916, 1057, 1176, 1208, 1374, 1603, 1812, 1832, 2114, 2352, 2416, 2748, 3171, 3206, 3624, 3664, 4228, 4809, 5496, 6342, 6412, 7248, 7399, 8456, 9618, 10992, 11221, 12684, 12824, 14798, 16912, 19236, 22197, 22442, 25368, 25648, 29596, 33663, 34579, 38472, 44394, 44884, 50736, 59192, 67326, 69158, 76944, 88788, 89768, 103737, 118384, 134652, 138316, 177576, 179536, 207474, 242053, 269304, 276632, 355152, 414948, 484106, 538608, 553264, 726159, 829896, 968212, 1452318, 1659792, 1694371, 1936424, 2904636, 3388742, 3872848, 5083113, 5809272, 6777484, 10166226, 11618544, 13554968, 20332452, 27109936, 40664904, 81329808]

約数ペア:

[(1, 81329808), (2, 40664904), (3, 27109936), (4, 20332452), (6, 13554968), (7, 11618544), (8, 10166226), (12, 6777484), (14, 5809272), (16, 5083113), (21, 3872848), (24, 3388742), (28, 2904636), (42, 1936424), (48, 1694371), (49, 1659792), (56, 1452318), (84, 968212), (98, 829896), (112, 726159), (147, 553264), (151, 538608), (168, 484106), (196, 414948), (229, 355152), (294, 276632), (302, 269304), (336, 242053), (392, 207474), (453, 179536), (458, 177576), (588, 138316), (604, 134652), (687, 118384), (784, 103737), (906, 89768), (916, 88788), (1057, 76944), (1176, 69158), (1208, 67326), (1374, 59192), (1603, 50736), (1812, 44884), (1832, 44394), (2114, 38472), (2352, 34579), (2416, 33663), (2748, 29596), (3171, 25648), (3206, 25368), (3624, 22442), (3664, 22197), (4228, 19236), (4809, 16912), (5496, 14798), (6342, 12824), (6412, 12684), (7248, 11221), (7399, 10992), (8456, 9618)]