287138671760

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{863}}^1\times {\mathrm{29921}}^1$

素因数の和:30936

約数の個数: 80

約数和(自身を含む): 673201912320

約数和(自身を除く): 386063240560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 863, 1112, 1390, 1726, 2224, 2780, 3452, 4315, 5560, 6904, 8630, 11120, 13808, 17260, 29921, 34520, 59842, 69040, 119684, 119957, 149605, 239368, 239914, 299210, 478736, 479828, 598420, 599785, 959656, 1196840, 1199570, 1919312, 2393680, 2399140, 4159019, 4798280, 8318038, 9596560, 16636076, 20795095, 25821823, 33272152, 41590190, 51643646, 66544304, 83180380, 103287292, 129109115, 166360760, 206574584, 258218230, 332721520, 413149168, 516436460, 1032872920, 2065745840, 3589233397, 7178466794, 14356933588, 17946166985, 28713867176, 35892333970, 57427734352, 71784667940, 143569335880, 287138671760]

約数ペア:

[(1, 287138671760), (2, 143569335880), (4, 71784667940), (5, 57427734352), (8, 35892333970), (10, 28713867176), (16, 17946166985), (20, 14356933588), (40, 7178466794), (80, 3589233397), (139, 2065745840), (278, 1032872920), (556, 516436460), (695, 413149168), (863, 332721520), (1112, 258218230), (1390, 206574584), (1726, 166360760), (2224, 129109115), (2780, 103287292), (3452, 83180380), (4315, 66544304), (5560, 51643646), (6904, 41590190), (8630, 33272152), (11120, 25821823), (13808, 20795095), (17260, 16636076), (29921, 9596560), (34520, 8318038), (59842, 4798280), (69040, 4159019), (119684, 2399140), (119957, 2393680), (149605, 1919312), (239368, 1199570), (239914, 1196840), (299210, 959656), (478736, 599785), (479828, 598420)]