256943016

素因数分解:

$2^3\times 3^4\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{113}}^1$

素因数の和:182

約数の個数: 240

約数和(自身を含む): 825570900

約数和(自身を除く): 568627884

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 29, 33, 36, 44, 54, 58, 66, 72, 81, 87, 88, 99, 108, 113, 116, 121, 132, 162, 174, 198, 216, 226, 232, 242, 261, 264, 297, 319, 324, 339, 348, 363, 396, 452, 484, 522, 594, 638, 648, 678, 696, 726, 783, 792, 891, 904, 957, 968, 1017, 1044, 1089, 1188, 1243, 1276, 1356, 1452, 1566, 1782, 1914, 2034, 2088, 2178, 2349, 2376, 2486, 2552, 2712, 2871, 2904, 3051, 3132, 3267, 3277, 3509, 3564, 3729, 3828, 4068, 4356, 4698, 4972, 5742, 6102, 6264, 6534, 6554, 7018, 7128, 7458, 7656, 8136, 8613, 8712, 9153, 9396, 9801, 9831, 9944, 10527, 11187, 11484, 12204, 13068, 13108, 13673, 14036, 14916, 17226, 18306, 18792, 19602, 19662, 21054, 22374, 22968, 24408, 25839, 26136, 26216, 27346, 28072, 29493, 29832, 31581, 33561, 34452, 36047, 36612, 39204, 39324, 41019, 42108, 44748, 51678, 54692, 58986, 63162, 67122, 68904, 72094, 73224, 78408, 78648, 82038, 84216, 88479, 89496, 94743, 100683, 103356, 108141, 109384, 117972, 123057, 126324, 134244, 144188, 164076, 176958, 189486, 201366, 206712, 216282, 235944, 246114, 252648, 265437, 268488, 284229, 288376, 324423, 328152, 353916, 369171, 378972, 396517, 402732, 432564, 492228, 530874, 568458, 648846, 707832, 738342, 757944, 793034, 805464, 865128, 973269, 984456, 1061748, 1107513, 1136916, 1189551, 1297692, 1476684, 1586068, 1946538, 2123496, 2215026, 2273832, 2379102, 2595384, 2919807, 2953368, 3172136, 3568653, 3893076, 4430052, 4758204, 5839614, 7137306, 7786152, 8860104, 9516408, 10705959, 11679228, 14274612, 21411918, 23358456, 28549224, 32117877, 42823836, 64235754, 85647672, 128471508, 256943016]

約数ペア:

[(1, 256943016), (2, 128471508), (3, 85647672), (4, 64235754), (6, 42823836), (8, 32117877), (9, 28549224), (11, 23358456), (12, 21411918), (18, 14274612), (22, 11679228), (24, 10705959), (27, 9516408), (29, 8860104), (33, 7786152), (36, 7137306), (44, 5839614), (54, 4758204), (58, 4430052), (66, 3893076), (72, 3568653), (81, 3172136), (87, 2953368), (88, 2919807), (99, 2595384), (108, 2379102), (113, 2273832), (116, 2215026), (121, 2123496), (132, 1946538), (162, 1586068), (174, 1476684), (198, 1297692), (216, 1189551), (226, 1136916), (232, 1107513), (242, 1061748), (261, 984456), (264, 973269), (297, 865128), (319, 805464), (324, 793034), (339, 757944), (348, 738342), (363, 707832), (396, 648846), (452, 568458), (484, 530874), (522, 492228), (594, 432564), (638, 402732), (648, 396517), (678, 378972), (696, 369171), (726, 353916), (783, 328152), (792, 324423), (891, 288376), (904, 284229), (957, 268488), (968, 265437), (1017, 252648), (1044, 246114), (1089, 235944), (1188, 216282), (1243, 206712), (1276, 201366), (1356, 189486), (1452, 176958), (1566, 164076), (1782, 144188), (1914, 134244), (2034, 126324), (2088, 123057), (2178, 117972), (2349, 109384), (2376, 108141), (2486, 103356), (2552, 100683), (2712, 94743), (2871, 89496), (2904, 88479), (3051, 84216), (3132, 82038), (3267, 78648), (3277, 78408), (3509, 73224), (3564, 72094), (3729, 68904), (3828, 67122), (4068, 63162), (4356, 58986), (4698, 54692), (4972, 51678), (5742, 44748), (6102, 42108), (6264, 41019), (6534, 39324), (6554, 39204), (7018, 36612), (7128, 36047), (7458, 34452), (7656, 33561), (8136, 31581), (8613, 29832), (8712, 29493), (9153, 28072), (9396, 27346), (9801, 26216), (9831, 26136), (9944, 25839), (10527, 24408), (11187, 22968), (11484, 22374), (12204, 21054), (13068, 19662), (13108, 19602), (13673, 18792), (14036, 18306), (14916, 17226)]