220838072

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{691}}^1$

素因数の和:1156

約数の個数: 64

約数和(自身を含む): 511526400

約数和(自身を除く): 290688328

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 439, 691, 728, 878, 1382, 1756, 2764, 3073, 3512, 4837, 5528, 5707, 6146, 8983, 9674, 11414, 12292, 17966, 19348, 22828, 24584, 35932, 38696, 39949, 45656, 62881, 71864, 79898, 125762, 159796, 251524, 303349, 319592, 503048, 606698, 1213396, 2123443, 2426792, 3943537, 4246886, 7887074, 8493772, 15774148, 16987544, 27604759, 31548296, 55209518, 110419036, 220838072]

約数ペア:

[(1, 220838072), (2, 110419036), (4, 55209518), (7, 31548296), (8, 27604759), (13, 16987544), (14, 15774148), (26, 8493772), (28, 7887074), (52, 4246886), (56, 3943537), (91, 2426792), (104, 2123443), (182, 1213396), (364, 606698), (439, 503048), (691, 319592), (728, 303349), (878, 251524), (1382, 159796), (1756, 125762), (2764, 79898), (3073, 71864), (3512, 62881), (4837, 45656), (5528, 39949), (5707, 38696), (6146, 35932), (8983, 24584), (9674, 22828), (11414, 19348), (12292, 17966)]