55281996

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{11}}^2\times {\mathrm{37}}^1$

素因数の和:90

約数の個数: 216

約数和(自身を含む): 183965600

約数和(自身を除く): 128683604

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 37, 42, 44, 49, 63, 66, 74, 77, 84, 98, 99, 111, 121, 126, 132, 147, 148, 154, 196, 198, 222, 231, 242, 252, 259, 294, 308, 333, 343, 363, 396, 407, 441, 444, 462, 484, 518, 539, 588, 666, 686, 693, 726, 777, 814, 847, 882, 924, 1029, 1036, 1078, 1089, 1221, 1332, 1372, 1386, 1452, 1554, 1617, 1628, 1694, 1764, 1813, 2058, 2156, 2178, 2331, 2442, 2541, 2772, 2849, 3087, 3108, 3234, 3388, 3626, 3663, 3773, 4116, 4356, 4477, 4662, 4851, 4884, 5082, 5439, 5698, 5929, 6174, 6468, 7252, 7326, 7546, 7623, 8547, 8954, 9324, 9702, 10164, 10878, 11319, 11396, 11858, 12348, 12691, 13431, 14652, 15092, 15246, 16317, 17094, 17787, 17908, 19404, 19943, 21756, 22638, 23716, 25382, 25641, 26862, 30492, 31339, 32634, 33957, 34188, 35574, 38073, 39886, 40293, 41503, 45276, 50764, 51282, 53361, 53724, 59829, 62678, 65268, 67914, 71148, 76146, 79772, 80586, 83006, 94017, 102564, 106722, 114219, 119658, 124509, 125356, 135828, 139601, 152292, 161172, 166012, 179487, 188034, 213444, 219373, 228438, 239316, 249018, 279202, 282051, 358974, 373527, 376068, 418803, 438746, 456876, 498036, 558404, 564102, 658119, 717948, 747054, 837606, 877492, 1128204, 1256409, 1316238, 1494108, 1535611, 1675212, 1974357, 2512818, 2632476, 3071222, 3948714, 4606833, 5025636, 6142444, 7897428, 9213666, 13820499, 18427332, 27640998, 55281996]

約数ペア:

[(1, 55281996), (2, 27640998), (3, 18427332), (4, 13820499), (6, 9213666), (7, 7897428), (9, 6142444), (11, 5025636), (12, 4606833), (14, 3948714), (18, 3071222), (21, 2632476), (22, 2512818), (28, 1974357), (33, 1675212), (36, 1535611), (37, 1494108), (42, 1316238), (44, 1256409), (49, 1128204), (63, 877492), (66, 837606), (74, 747054), (77, 717948), (84, 658119), (98, 564102), (99, 558404), (111, 498036), (121, 456876), (126, 438746), (132, 418803), (147, 376068), (148, 373527), (154, 358974), (196, 282051), (198, 279202), (222, 249018), (231, 239316), (242, 228438), (252, 219373), (259, 213444), (294, 188034), (308, 179487), (333, 166012), (343, 161172), (363, 152292), (396, 139601), (407, 135828), (441, 125356), (444, 124509), (462, 119658), (484, 114219), (518, 106722), (539, 102564), (588, 94017), (666, 83006), (686, 80586), (693, 79772), (726, 76146), (777, 71148), (814, 67914), (847, 65268), (882, 62678), (924, 59829), (1029, 53724), (1036, 53361), (1078, 51282), (1089, 50764), (1221, 45276), (1332, 41503), (1372, 40293), (1386, 39886), (1452, 38073), (1554, 35574), (1617, 34188), (1628, 33957), (1694, 32634), (1764, 31339), (1813, 30492), (2058, 26862), (2156, 25641), (2178, 25382), (2331, 23716), (2442, 22638), (2541, 21756), (2772, 19943), (2849, 19404), (3087, 17908), (3108, 17787), (3234, 17094), (3388, 16317), (3626, 15246), (3663, 15092), (3773, 14652), (4116, 13431), (4356, 12691), (4477, 12348), (4662, 11858), (4851, 11396), (4884, 11319), (5082, 10878), (5439, 10164), (5698, 9702), (5929, 9324), (6174, 8954), (6468, 8547), (7252, 7623), (7326, 7546)]