30430232980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{389}}^1\times {\mathrm{3559}}^1$

素因数の和:4121

約数の個数: 96

約数和(自身を含む): 73707379200

約数和(自身を除く): 43277146220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 157, 314, 389, 628, 778, 785, 1099, 1556, 1570, 1945, 2198, 2723, 3140, 3559, 3890, 4396, 5446, 5495, 7118, 7780, 10892, 10990, 13615, 14236, 17795, 21980, 24913, 27230, 35590, 49826, 54460, 61073, 71180, 99652, 122146, 124565, 244292, 249130, 305365, 427511, 498260, 558763, 610730, 855022, 1117526, 1221460, 1384451, 1710044, 2137555, 2235052, 2768902, 2793815, 3911341, 4275110, 5537804, 5587630, 6922255, 7822682, 8550220, 9691157, 11175260, 13844510, 15645364, 19382314, 19556705, 27689020, 38764628, 39113410, 48455785, 78226820, 96911570, 193823140, 217358807, 434717614, 869435228, 1086794035, 1521511649, 2173588070, 3043023298, 4347176140, 6086046596, 7607558245, 15215116490, 30430232980]

約数ペア:

[(1, 30430232980), (2, 15215116490), (4, 7607558245), (5, 6086046596), (7, 4347176140), (10, 3043023298), (14, 2173588070), (20, 1521511649), (28, 1086794035), (35, 869435228), (70, 434717614), (140, 217358807), (157, 193823140), (314, 96911570), (389, 78226820), (628, 48455785), (778, 39113410), (785, 38764628), (1099, 27689020), (1556, 19556705), (1570, 19382314), (1945, 15645364), (2198, 13844510), (2723, 11175260), (3140, 9691157), (3559, 8550220), (3890, 7822682), (4396, 6922255), (5446, 5587630), (5495, 5537804), (7118, 4275110), (7780, 3911341), (10892, 2793815), (10990, 2768902), (13615, 2235052), (14236, 2137555), (17795, 1710044), (21980, 1384451), (24913, 1221460), (27230, 1117526), (35590, 855022), (49826, 610730), (54460, 558763), (61073, 498260), (71180, 427511), (99652, 305365), (122146, 249130), (124565, 244292)]