212011956

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{211}}^1$

素因数の和:366

約数の個数: 144

約数和(自身を含む): 615800640

約数和(自身を除く): 403788684

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 113, 114, 117, 156, 171, 211, 226, 228, 234, 247, 339, 342, 422, 452, 468, 494, 633, 678, 684, 741, 844, 988, 1017, 1266, 1356, 1469, 1482, 1899, 2034, 2147, 2223, 2532, 2743, 2938, 2964, 3798, 4009, 4068, 4294, 4407, 4446, 5486, 5876, 6441, 7596, 8018, 8229, 8588, 8814, 8892, 10972, 12027, 12882, 13221, 16036, 16458, 17628, 19323, 23843, 24054, 24687, 25764, 26442, 27911, 32916, 36081, 38646, 47686, 48108, 49374, 52117, 52884, 55822, 71529, 72162, 77292, 83733, 95372, 98748, 104234, 111644, 143058, 144324, 156351, 167466, 208468, 214587, 251199, 286116, 309959, 312702, 334932, 429174, 453017, 469053, 502398, 619918, 625404, 858348, 906034, 929877, 938106, 1004796, 1239836, 1359051, 1812068, 1859754, 1876212, 2718102, 2789631, 3719508, 4077153, 5436204, 5579262, 5889221, 8154306, 11158524, 11778442, 16308612, 17667663, 23556884, 35335326, 53002989, 70670652, 106005978, 212011956]

約数ペア:

[(1, 212011956), (2, 106005978), (3, 70670652), (4, 53002989), (6, 35335326), (9, 23556884), (12, 17667663), (13, 16308612), (18, 11778442), (19, 11158524), (26, 8154306), (36, 5889221), (38, 5579262), (39, 5436204), (52, 4077153), (57, 3719508), (76, 2789631), (78, 2718102), (113, 1876212), (114, 1859754), (117, 1812068), (156, 1359051), (171, 1239836), (211, 1004796), (226, 938106), (228, 929877), (234, 906034), (247, 858348), (339, 625404), (342, 619918), (422, 502398), (452, 469053), (468, 453017), (494, 429174), (633, 334932), (678, 312702), (684, 309959), (741, 286116), (844, 251199), (988, 214587), (1017, 208468), (1266, 167466), (1356, 156351), (1469, 144324), (1482, 143058), (1899, 111644), (2034, 104234), (2147, 98748), (2223, 95372), (2532, 83733), (2743, 77292), (2938, 72162), (2964, 71529), (3798, 55822), (4009, 52884), (4068, 52117), (4294, 49374), (4407, 48108), (4446, 47686), (5486, 38646), (5876, 36081), (6441, 32916), (7596, 27911), (8018, 26442), (8229, 25764), (8588, 24687), (8814, 24054), (8892, 23843), (10972, 19323), (12027, 17628), (12882, 16458), (13221, 16036)]