266194768

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1783}}^1$

素因数の和:1872

約数の個数: 80

約数和(自身を含む): 622944256

約数和(自身を除く): 356749488

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 43, 56, 62, 86, 112, 124, 172, 217, 248, 301, 344, 434, 496, 602, 688, 868, 1204, 1333, 1736, 1783, 2408, 2666, 3472, 3566, 4816, 5332, 7132, 9331, 10664, 12481, 14264, 18662, 21328, 24962, 28528, 37324, 49924, 55273, 74648, 76669, 99848, 110546, 149296, 153338, 199696, 221092, 306676, 386911, 442184, 536683, 613352, 773822, 884368, 1073366, 1226704, 1547644, 2146732, 2376739, 3095288, 4293464, 4753478, 6190576, 8586928, 9506956, 16637173, 19013912, 33274346, 38027824, 66548692, 133097384, 266194768]

約数ペア:

[(1, 266194768), (2, 133097384), (4, 66548692), (7, 38027824), (8, 33274346), (14, 19013912), (16, 16637173), (28, 9506956), (31, 8586928), (43, 6190576), (56, 4753478), (62, 4293464), (86, 3095288), (112, 2376739), (124, 2146732), (172, 1547644), (217, 1226704), (248, 1073366), (301, 884368), (344, 773822), (434, 613352), (496, 536683), (602, 442184), (688, 386911), (868, 306676), (1204, 221092), (1333, 199696), (1736, 153338), (1783, 149296), (2408, 110546), (2666, 99848), (3472, 76669), (3566, 74648), (4816, 55273), (5332, 49924), (7132, 37324), (9331, 28528), (10664, 24962), (12481, 21328), (14264, 18662)]