200940640

素因数分解:

$2^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:344

約数の個数: 96

約数和(自身を含む): 488255040

約数和(自身を除く): 287314400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 89, 103, 137, 160, 178, 206, 274, 356, 412, 445, 515, 548, 685, 712, 824, 890, 1030, 1096, 1370, 1424, 1648, 1780, 2060, 2192, 2740, 2848, 3296, 3560, 4120, 4384, 5480, 7120, 8240, 9167, 10960, 12193, 14111, 14240, 16480, 18334, 21920, 24386, 28222, 36668, 45835, 48772, 56444, 60965, 70555, 73336, 91670, 97544, 112888, 121930, 141110, 146672, 183340, 195088, 225776, 243860, 282220, 293344, 366680, 390176, 451552, 487720, 564440, 733360, 975440, 1128880, 1255879, 1466720, 1950880, 2257760, 2511758, 5023516, 6279395, 10047032, 12558790, 20094064, 25117580, 40188128, 50235160, 100470320, 200940640]

約数ペア:

[(1, 200940640), (2, 100470320), (4, 50235160), (5, 40188128), (8, 25117580), (10, 20094064), (16, 12558790), (20, 10047032), (32, 6279395), (40, 5023516), (80, 2511758), (89, 2257760), (103, 1950880), (137, 1466720), (160, 1255879), (178, 1128880), (206, 975440), (274, 733360), (356, 564440), (412, 487720), (445, 451552), (515, 390176), (548, 366680), (685, 293344), (712, 282220), (824, 243860), (890, 225776), (1030, 195088), (1096, 183340), (1370, 146672), (1424, 141110), (1648, 121930), (1780, 112888), (2060, 97544), (2192, 91670), (2740, 73336), (2848, 70555), (3296, 60965), (3560, 56444), (4120, 48772), (4384, 45835), (5480, 36668), (7120, 28222), (8240, 24386), (9167, 21920), (10960, 18334), (12193, 16480), (14111, 14240)]