199212945580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{1127663}}^1$

素因数の和:1127767

約数の個数: 72

約数和(自身を含む): 466135701696

約数和(自身を除く): 266922756116

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 73, 110, 121, 146, 220, 242, 292, 365, 484, 605, 730, 803, 1210, 1460, 1606, 2420, 3212, 4015, 8030, 8833, 16060, 17666, 35332, 44165, 88330, 176660, 1127663, 2255326, 4510652, 5638315, 11276630, 12404293, 22553260, 24808586, 49617172, 62021465, 82319399, 124042930, 136447223, 164638798, 248085860, 272894446, 329277596, 411596995, 545788892, 682236115, 823193990, 905513389, 1364472230, 1646387980, 1811026778, 2728944460, 3622053556, 4527566945, 9055133890, 9960647279, 18110267780, 19921294558, 39842589116, 49803236395, 99606472790, 199212945580]

約数ペア:

[(1, 199212945580), (2, 99606472790), (4, 49803236395), (5, 39842589116), (10, 19921294558), (11, 18110267780), (20, 9960647279), (22, 9055133890), (44, 4527566945), (55, 3622053556), (73, 2728944460), (110, 1811026778), (121, 1646387980), (146, 1364472230), (220, 905513389), (242, 823193990), (292, 682236115), (365, 545788892), (484, 411596995), (605, 329277596), (730, 272894446), (803, 248085860), (1210, 164638798), (1460, 136447223), (1606, 124042930), (2420, 82319399), (3212, 62021465), (4015, 49617172), (8030, 24808586), (8833, 22553260), (16060, 12404293), (17666, 11276630), (35332, 5638315), (44165, 4510652), (88330, 2255326), (176660, 1127663)]