206711080

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{563}}^1$

素因数の和:778

約数の個数: 64

約数和(自身を含む): 476331840

約数和(自身を除く): 269620760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 137, 268, 274, 335, 536, 548, 563, 670, 685, 1096, 1126, 1340, 1370, 2252, 2680, 2740, 2815, 4504, 5480, 5630, 9179, 11260, 18358, 22520, 36716, 37721, 45895, 73432, 75442, 77131, 91790, 150884, 154262, 183580, 188605, 301768, 308524, 367160, 377210, 385655, 617048, 754420, 771310, 1508840, 1542620, 3085240, 5167777, 10335554, 20671108, 25838885, 41342216, 51677770, 103355540, 206711080]

約数ペア:

[(1, 206711080), (2, 103355540), (4, 51677770), (5, 41342216), (8, 25838885), (10, 20671108), (20, 10335554), (40, 5167777), (67, 3085240), (134, 1542620), (137, 1508840), (268, 771310), (274, 754420), (335, 617048), (536, 385655), (548, 377210), (563, 367160), (670, 308524), (685, 301768), (1096, 188605), (1126, 183580), (1340, 154262), (1370, 150884), (2252, 91790), (2680, 77131), (2740, 75442), (2815, 73432), (4504, 45895), (5480, 37721), (5630, 36716), (9179, 22520), (11260, 18358)]