171979920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{34123}}^1$

素因数の和:34149

約数の個数: 120

約数和(自身を含む): 660094656

約数和(自身を除く): 488114736

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 34123, 68246, 102369, 136492, 170615, 204738, 238861, 272984, 307107, 341230, 409476, 477722, 511845, 545968, 614214, 682460, 716583, 818952, 955444, 1023690, 1194305, 1228428, 1364920, 1433166, 1535535, 1637904, 1910888, 2047380, 2149749, 2388610, 2456856, 2729840, 2866332, 3071070, 3582915, 3821776, 4094760, 4299498, 4777220, 4913712, 5732664, 6142140, 7165830, 8189520, 8598996, 9554440, 10748745, 11465328, 12284280, 14331660, 17197992, 19108880, 21497490, 24568560, 28663320, 34395984, 42994980, 57326640, 85989960, 171979920]

約数ペア:

[(1, 171979920), (2, 85989960), (3, 57326640), (4, 42994980), (5, 34395984), (6, 28663320), (7, 24568560), (8, 21497490), (9, 19108880), (10, 17197992), (12, 14331660), (14, 12284280), (15, 11465328), (16, 10748745), (18, 9554440), (20, 8598996), (21, 8189520), (24, 7165830), (28, 6142140), (30, 5732664), (35, 4913712), (36, 4777220), (40, 4299498), (42, 4094760), (45, 3821776), (48, 3582915), (56, 3071070), (60, 2866332), (63, 2729840), (70, 2456856), (72, 2388610), (80, 2149749), (84, 2047380), (90, 1910888), (105, 1637904), (112, 1535535), (120, 1433166), (126, 1364920), (140, 1228428), (144, 1194305), (168, 1023690), (180, 955444), (210, 818952), (240, 716583), (252, 682460), (280, 614214), (315, 545968), (336, 511845), (360, 477722), (420, 409476), (504, 341230), (560, 307107), (630, 272984), (720, 238861), (840, 204738), (1008, 170615), (1260, 136492), (1680, 102369), (2520, 68246), (5040, 34123)]