261825564

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:416

約数の個数: 192

約数和(自身を含む): 834527232

約数和(自身を除く): 572701668

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 13, 14, 21, 22, 26, 28, 33, 39, 42, 44, 52, 66, 71, 77, 78, 84, 91, 132, 142, 143, 154, 156, 182, 213, 231, 273, 284, 286, 307, 308, 364, 426, 429, 462, 497, 546, 572, 614, 781, 852, 858, 921, 923, 924, 994, 1001, 1092, 1228, 1491, 1562, 1716, 1842, 1846, 1988, 2002, 2149, 2343, 2769, 2982, 3003, 3124, 3377, 3684, 3692, 3991, 4004, 4298, 4686, 5467, 5538, 5964, 6006, 6447, 6461, 6754, 7982, 8596, 9372, 10131, 10153, 10934, 11076, 11973, 12012, 12894, 12922, 13508, 15964, 16401, 19383, 20262, 20306, 21797, 21868, 23639, 23946, 25788, 25844, 27937, 30459, 32802, 38766, 40524, 40612, 43594, 43901, 47278, 47892, 55874, 60918, 65391, 65604, 70917, 71071, 77532, 83811, 87188, 87802, 94556, 111748, 121836, 130782, 131703, 141834, 142142, 152579, 167622, 175604, 213213, 239767, 261564, 263406, 283361, 283668, 284284, 305158, 307307, 335244, 426426, 457737, 479534, 526812, 566722, 610316, 614614, 719301, 850083, 852852, 915474, 921921, 959068, 1133444, 1229228, 1438602, 1678369, 1700166, 1830948, 1843842, 1983527, 2877204, 3116971, 3356738, 3400332, 3687684, 3967054, 5035107, 5950581, 6233942, 6713476, 7934108, 9350913, 10070214, 11901162, 12467884, 18701826, 20140428, 21818797, 23802324, 37403652, 43637594, 65456391, 87275188, 130912782, 261825564]

約数ペア:

[(1, 261825564), (2, 130912782), (3, 87275188), (4, 65456391), (6, 43637594), (7, 37403652), (11, 23802324), (12, 21818797), (13, 20140428), (14, 18701826), (21, 12467884), (22, 11901162), (26, 10070214), (28, 9350913), (33, 7934108), (39, 6713476), (42, 6233942), (44, 5950581), (52, 5035107), (66, 3967054), (71, 3687684), (77, 3400332), (78, 3356738), (84, 3116971), (91, 2877204), (132, 1983527), (142, 1843842), (143, 1830948), (154, 1700166), (156, 1678369), (182, 1438602), (213, 1229228), (231, 1133444), (273, 959068), (284, 921921), (286, 915474), (307, 852852), (308, 850083), (364, 719301), (426, 614614), (429, 610316), (462, 566722), (497, 526812), (546, 479534), (572, 457737), (614, 426426), (781, 335244), (852, 307307), (858, 305158), (921, 284284), (923, 283668), (924, 283361), (994, 263406), (1001, 261564), (1092, 239767), (1228, 213213), (1491, 175604), (1562, 167622), (1716, 152579), (1842, 142142), (1846, 141834), (1988, 131703), (2002, 130782), (2149, 121836), (2343, 111748), (2769, 94556), (2982, 87802), (3003, 87188), (3124, 83811), (3377, 77532), (3684, 71071), (3692, 70917), (3991, 65604), (4004, 65391), (4298, 60918), (4686, 55874), (5467, 47892), (5538, 47278), (5964, 43901), (6006, 43594), (6447, 40612), (6461, 40524), (6754, 38766), (7982, 32802), (8596, 30459), (9372, 27937), (10131, 25844), (10153, 25788), (10934, 23946), (11076, 23639), (11973, 21868), (12012, 21797), (12894, 20306), (12922, 20262), (13508, 19383), (15964, 16401)]