156779439140

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{16631}}^1\times {\mathrm{7727}}^1$

素因数の和:24428

約数の個数: 48

約数和(自身を含む): 334697577984

約数和(自身を除く): 177918138844

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 7727, 15454, 16631, 30908, 33262, 38635, 66524, 77270, 83155, 154540, 166310, 332620, 471347, 942694, 1014491, 1885388, 2028982, 2356735, 4057964, 4713470, 5072455, 9426940, 10144910, 20289820, 128507737, 257015474, 514030948, 642538685, 1285077370, 2570154740, 7838971957, 15677943914, 31355887828, 39194859785, 78389719570, 156779439140]

約数ペア:

[(1, 156779439140), (2, 78389719570), (4, 39194859785), (5, 31355887828), (10, 15677943914), (20, 7838971957), (61, 2570154740), (122, 1285077370), (244, 642538685), (305, 514030948), (610, 257015474), (1220, 128507737), (7727, 20289820), (15454, 10144910), (16631, 9426940), (30908, 5072455), (33262, 4713470), (38635, 4057964), (66524, 2356735), (77270, 2028982), (83155, 1885388), (154540, 1014491), (166310, 942694), (332620, 471347)]