261796608

素因数分解:

$2^8\times 3^2\times {\mathrm{37}}^2\times {\mathrm{83}}^1$

素因数の和:179

約数の個数: 162

約数和(自身を含む): 785122884

約数和(自身を除く): 523326276

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 37, 48, 64, 72, 74, 83, 96, 111, 128, 144, 148, 166, 192, 222, 249, 256, 288, 296, 332, 333, 384, 444, 498, 576, 592, 664, 666, 747, 768, 888, 996, 1152, 1184, 1328, 1332, 1369, 1494, 1776, 1992, 2304, 2368, 2656, 2664, 2738, 2988, 3071, 3552, 3984, 4107, 4736, 5312, 5328, 5476, 5976, 6142, 7104, 7968, 8214, 9213, 9472, 10624, 10656, 10952, 11952, 12284, 12321, 14208, 15936, 16428, 18426, 21248, 21312, 21904, 23904, 24568, 24642, 27639, 28416, 31872, 32856, 36852, 42624, 43808, 47808, 49136, 49284, 55278, 63744, 65712, 73704, 85248, 87616, 95616, 98272, 98568, 110556, 113627, 131424, 147408, 175232, 191232, 196544, 197136, 221112, 227254, 262848, 294816, 340881, 350464, 393088, 394272, 442224, 454508, 525696, 589632, 681762, 786176, 788544, 884448, 909016, 1022643, 1051392, 1179264, 1363524, 1577088, 1768896, 1818032, 2045286, 2358528, 2727048, 3154176, 3537792, 3636064, 4090572, 5454096, 7075584, 7272128, 8181144, 10908192, 14544256, 16362288, 21816384, 29088512, 32724576, 43632768, 65449152, 87265536, 130898304, 261796608]

約数ペア:

[(1, 261796608), (2, 130898304), (3, 87265536), (4, 65449152), (6, 43632768), (8, 32724576), (9, 29088512), (12, 21816384), (16, 16362288), (18, 14544256), (24, 10908192), (32, 8181144), (36, 7272128), (37, 7075584), (48, 5454096), (64, 4090572), (72, 3636064), (74, 3537792), (83, 3154176), (96, 2727048), (111, 2358528), (128, 2045286), (144, 1818032), (148, 1768896), (166, 1577088), (192, 1363524), (222, 1179264), (249, 1051392), (256, 1022643), (288, 909016), (296, 884448), (332, 788544), (333, 786176), (384, 681762), (444, 589632), (498, 525696), (576, 454508), (592, 442224), (664, 394272), (666, 393088), (747, 350464), (768, 340881), (888, 294816), (996, 262848), (1152, 227254), (1184, 221112), (1328, 197136), (1332, 196544), (1369, 191232), (1494, 175232), (1776, 147408), (1992, 131424), (2304, 113627), (2368, 110556), (2656, 98568), (2664, 98272), (2738, 95616), (2988, 87616), (3071, 85248), (3552, 73704), (3984, 65712), (4107, 63744), (4736, 55278), (5312, 49284), (5328, 49136), (5476, 47808), (5976, 43808), (6142, 42624), (7104, 36852), (7968, 32856), (8214, 31872), (9213, 28416), (9472, 27639), (10624, 24642), (10656, 24568), (10952, 23904), (11952, 21904), (12284, 21312), (12321, 21248), (14208, 18426), (15936, 16428)]