84188860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{271}}^1\times {\mathrm{317}}^1$

素因数の和:611

約数の個数: 72

約数和(自身を含む): 207071424

約数和(自身を除く): 122882564

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 271, 317, 490, 542, 634, 980, 1084, 1268, 1355, 1585, 1897, 2219, 2710, 3170, 3794, 4438, 5420, 6340, 7588, 8876, 9485, 11095, 13279, 15533, 18970, 22190, 26558, 31066, 37940, 44380, 53116, 62132, 66395, 77665, 85907, 132790, 155330, 171814, 265580, 310660, 343628, 429535, 601349, 859070, 1202698, 1718140, 2405396, 3006745, 4209443, 6013490, 8418886, 12026980, 16837772, 21047215, 42094430, 84188860]

約数ペア:

[(1, 84188860), (2, 42094430), (4, 21047215), (5, 16837772), (7, 12026980), (10, 8418886), (14, 6013490), (20, 4209443), (28, 3006745), (35, 2405396), (49, 1718140), (70, 1202698), (98, 859070), (140, 601349), (196, 429535), (245, 343628), (271, 310660), (317, 265580), (490, 171814), (542, 155330), (634, 132790), (980, 85907), (1084, 77665), (1268, 66395), (1355, 62132), (1585, 53116), (1897, 44380), (2219, 37940), (2710, 31066), (3170, 26558), (3794, 22190), (4438, 18970), (5420, 15533), (6340, 13279), (7588, 11095), (8876, 9485)]