261053604

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:180

約数の個数: 240

約数和(自身を含む): 832634880

約数和(自身を除く): 571581276

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 31, 36, 42, 47, 54, 62, 63, 79, 81, 84, 93, 94, 108, 124, 126, 141, 158, 162, 186, 188, 189, 217, 237, 252, 279, 282, 316, 324, 329, 372, 378, 423, 434, 474, 553, 558, 564, 567, 651, 658, 711, 756, 837, 846, 868, 948, 987, 1106, 1116, 1134, 1269, 1302, 1316, 1422, 1457, 1659, 1674, 1692, 1953, 1974, 2133, 2212, 2268, 2449, 2511, 2538, 2604, 2844, 2914, 2961, 3318, 3348, 3713, 3807, 3906, 3948, 4266, 4371, 4898, 4977, 5022, 5076, 5828, 5859, 5922, 6399, 6636, 7347, 7426, 7614, 7812, 8532, 8742, 8883, 9796, 9954, 10044, 10199, 11139, 11718, 11844, 12798, 13113, 14694, 14852, 14931, 15228, 17143, 17484, 17577, 17766, 19908, 20398, 22041, 22278, 23436, 25596, 25991, 26226, 26649, 29388, 29862, 30597, 33417, 34286, 35154, 35532, 39339, 40796, 44082, 44556, 44793, 51429, 51982, 52452, 53298, 59724, 61194, 66123, 66834, 68572, 70308, 77973, 78678, 88164, 89586, 91791, 100251, 102858, 103964, 106596, 115103, 118017, 122388, 132246, 133668, 154287, 155946, 157356, 179172, 183582, 198369, 200502, 205716, 230206, 233919, 236034, 264492, 275373, 300753, 308574, 311892, 345309, 367164, 396738, 401004, 460412, 462861, 467838, 472068, 550746, 601506, 617148, 690618, 701757, 793476, 805721, 826119, 925722, 935676, 1035927, 1101492, 1203012, 1381236, 1388583, 1403514, 1611442, 1652238, 1851444, 2071854, 2105271, 2417163, 2777166, 2807028, 3107781, 3222884, 3304476, 4143708, 4210542, 4834326, 5554332, 6215562, 7251489, 8421084, 9323343, 9668652, 12431124, 14502978, 18646686, 21754467, 29005956, 37293372, 43508934, 65263401, 87017868, 130526802, 261053604]

約数ペア:

[(1, 261053604), (2, 130526802), (3, 87017868), (4, 65263401), (6, 43508934), (7, 37293372), (9, 29005956), (12, 21754467), (14, 18646686), (18, 14502978), (21, 12431124), (27, 9668652), (28, 9323343), (31, 8421084), (36, 7251489), (42, 6215562), (47, 5554332), (54, 4834326), (62, 4210542), (63, 4143708), (79, 3304476), (81, 3222884), (84, 3107781), (93, 2807028), (94, 2777166), (108, 2417163), (124, 2105271), (126, 2071854), (141, 1851444), (158, 1652238), (162, 1611442), (186, 1403514), (188, 1388583), (189, 1381236), (217, 1203012), (237, 1101492), (252, 1035927), (279, 935676), (282, 925722), (316, 826119), (324, 805721), (329, 793476), (372, 701757), (378, 690618), (423, 617148), (434, 601506), (474, 550746), (553, 472068), (558, 467838), (564, 462861), (567, 460412), (651, 401004), (658, 396738), (711, 367164), (756, 345309), (837, 311892), (846, 308574), (868, 300753), (948, 275373), (987, 264492), (1106, 236034), (1116, 233919), (1134, 230206), (1269, 205716), (1302, 200502), (1316, 198369), (1422, 183582), (1457, 179172), (1659, 157356), (1674, 155946), (1692, 154287), (1953, 133668), (1974, 132246), (2133, 122388), (2212, 118017), (2268, 115103), (2449, 106596), (2511, 103964), (2538, 102858), (2604, 100251), (2844, 91791), (2914, 89586), (2961, 88164), (3318, 78678), (3348, 77973), (3713, 70308), (3807, 68572), (3906, 66834), (3948, 66123), (4266, 61194), (4371, 59724), (4898, 53298), (4977, 52452), (5022, 51982), (5076, 51429), (5828, 44793), (5859, 44556), (5922, 44082), (6399, 40796), (6636, 39339), (7347, 35532), (7426, 35154), (7614, 34286), (7812, 33417), (8532, 30597), (8742, 29862), (8883, 29388), (9796, 26649), (9954, 26226), (10044, 25991), (10199, 25596), (11139, 23436), (11718, 22278), (11844, 22041), (12798, 20398), (13113, 19908), (14694, 17766), (14852, 17577), (14931, 17484), (15228, 17143)]