281420244

素因数分解:

$2^2\times 3^6\times 7^1\times {\mathrm{17}}^1\times {\mathrm{811}}^1$

素因数の和:857

約数の個数: 168

約数和(自身を含む): 894616128

約数和(自身を除く): 613195884

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 27, 28, 34, 36, 42, 51, 54, 63, 68, 81, 84, 102, 108, 119, 126, 153, 162, 189, 204, 238, 243, 252, 306, 324, 357, 378, 459, 476, 486, 567, 612, 714, 729, 756, 811, 918, 972, 1071, 1134, 1377, 1428, 1458, 1622, 1701, 1836, 2142, 2268, 2433, 2754, 2916, 3213, 3244, 3402, 4131, 4284, 4866, 5103, 5508, 5677, 6426, 6804, 7299, 8262, 9639, 9732, 10206, 11354, 12393, 12852, 13787, 14598, 16524, 17031, 19278, 20412, 21897, 22708, 24786, 27574, 28917, 29196, 34062, 38556, 41361, 43794, 49572, 51093, 55148, 57834, 65691, 68124, 82722, 86751, 87588, 96509, 102186, 115668, 124083, 131382, 153279, 165444, 173502, 193018, 197073, 204372, 248166, 262764, 289527, 306558, 347004, 372249, 386036, 394146, 459837, 496332, 579054, 591219, 613116, 744498, 788292, 868581, 919674, 1116747, 1158108, 1182438, 1379511, 1488996, 1737162, 1839348, 2233494, 2364876, 2605743, 2759022, 3350241, 3474324, 4138533, 4466988, 5211486, 5518044, 6700482, 7817229, 8277066, 10050723, 10422972, 13400964, 15634458, 16554132, 20101446, 23451687, 31268916, 40202892, 46903374, 70355061, 93806748, 140710122, 281420244]

約数ペア:

[(1, 281420244), (2, 140710122), (3, 93806748), (4, 70355061), (6, 46903374), (7, 40202892), (9, 31268916), (12, 23451687), (14, 20101446), (17, 16554132), (18, 15634458), (21, 13400964), (27, 10422972), (28, 10050723), (34, 8277066), (36, 7817229), (42, 6700482), (51, 5518044), (54, 5211486), (63, 4466988), (68, 4138533), (81, 3474324), (84, 3350241), (102, 2759022), (108, 2605743), (119, 2364876), (126, 2233494), (153, 1839348), (162, 1737162), (189, 1488996), (204, 1379511), (238, 1182438), (243, 1158108), (252, 1116747), (306, 919674), (324, 868581), (357, 788292), (378, 744498), (459, 613116), (476, 591219), (486, 579054), (567, 496332), (612, 459837), (714, 394146), (729, 386036), (756, 372249), (811, 347004), (918, 306558), (972, 289527), (1071, 262764), (1134, 248166), (1377, 204372), (1428, 197073), (1458, 193018), (1622, 173502), (1701, 165444), (1836, 153279), (2142, 131382), (2268, 124083), (2433, 115668), (2754, 102186), (2916, 96509), (3213, 87588), (3244, 86751), (3402, 82722), (4131, 68124), (4284, 65691), (4866, 57834), (5103, 55148), (5508, 51093), (5677, 49572), (6426, 43794), (6804, 41361), (7299, 38556), (8262, 34062), (9639, 29196), (9732, 28917), (10206, 27574), (11354, 24786), (12393, 22708), (12852, 21897), (13787, 20412), (14598, 19278), (16524, 17031)]