340032640

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31253}}^1$

素因数の和:31289

約数の個数: 64

約数和(自身を含む): 860735160

約数和(自身を除く): 520702520

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 272, 320, 340, 544, 640, 680, 1088, 1360, 2176, 2720, 5440, 10880, 31253, 62506, 125012, 156265, 250024, 312530, 500048, 531301, 625060, 1000096, 1062602, 1250120, 2000192, 2125204, 2500240, 2656505, 4000384, 4250408, 5000480, 5313010, 8500816, 10000960, 10626020, 17001632, 20001920, 21252040, 34003264, 42504080, 68006528, 85008160, 170016320, 340032640]

約数ペア:

[(1, 340032640), (2, 170016320), (4, 85008160), (5, 68006528), (8, 42504080), (10, 34003264), (16, 21252040), (17, 20001920), (20, 17001632), (32, 10626020), (34, 10000960), (40, 8500816), (64, 5313010), (68, 5000480), (80, 4250408), (85, 4000384), (128, 2656505), (136, 2500240), (160, 2125204), (170, 2000192), (272, 1250120), (320, 1062602), (340, 1000096), (544, 625060), (640, 531301), (680, 500048), (1088, 312530), (1360, 250024), (2176, 156265), (2720, 125012), (5440, 62506), (10880, 31253)]