42009280

素因数分解:

$2^6\times 5^1\times {\mathrm{43}}^2\times {\mathrm{71}}^1$

素因数の和:174

約数の個数: 84

約数和(自身を含む): 103857552

約数和(自身を除く): 61848272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 71, 80, 86, 142, 160, 172, 215, 284, 320, 344, 355, 430, 568, 688, 710, 860, 1136, 1376, 1420, 1720, 1849, 2272, 2752, 2840, 3053, 3440, 3698, 4544, 5680, 6106, 6880, 7396, 9245, 11360, 12212, 13760, 14792, 15265, 18490, 22720, 24424, 29584, 30530, 36980, 48848, 59168, 61060, 73960, 97696, 118336, 122120, 131279, 147920, 195392, 244240, 262558, 295840, 488480, 525116, 591680, 656395, 976960, 1050232, 1312790, 2100464, 2625580, 4200928, 5251160, 8401856, 10502320, 21004640, 42009280]

約数ペア:

[(1, 42009280), (2, 21004640), (4, 10502320), (5, 8401856), (8, 5251160), (10, 4200928), (16, 2625580), (20, 2100464), (32, 1312790), (40, 1050232), (43, 976960), (64, 656395), (71, 591680), (80, 525116), (86, 488480), (142, 295840), (160, 262558), (172, 244240), (215, 195392), (284, 147920), (320, 131279), (344, 122120), (355, 118336), (430, 97696), (568, 73960), (688, 61060), (710, 59168), (860, 48848), (1136, 36980), (1376, 30530), (1420, 29584), (1720, 24424), (1849, 22720), (2272, 18490), (2752, 15265), (2840, 14792), (3053, 13760), (3440, 12212), (3698, 11360), (4544, 9245), (5680, 7396), (6106, 6880)]