212398610

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:315

約数の個数: 64

約数和(自身を含む): 409190400

約数和(自身を除く): 196791790

約数列:

[1, 2, 5, 10, 29, 58, 73, 79, 127, 145, 146, 158, 254, 290, 365, 395, 635, 730, 790, 1270, 2117, 2291, 3683, 4234, 4582, 5767, 7366, 9271, 10033, 10585, 11455, 11534, 18415, 18542, 20066, 21170, 22910, 28835, 36830, 46355, 50165, 57670, 92710, 100330, 167243, 268859, 290957, 334486, 537718, 581914, 732409, 836215, 1344295, 1454785, 1464818, 1672430, 2688590, 2909570, 3662045, 7324090, 21239861, 42479722, 106199305, 212398610]

約数ペア:

[(1, 212398610), (2, 106199305), (5, 42479722), (10, 21239861), (29, 7324090), (58, 3662045), (73, 2909570), (79, 2688590), (127, 1672430), (145, 1464818), (146, 1454785), (158, 1344295), (254, 836215), (290, 732409), (365, 581914), (395, 537718), (635, 334486), (730, 290957), (790, 268859), (1270, 167243), (2117, 100330), (2291, 92710), (3683, 57670), (4234, 50165), (4582, 46355), (5767, 36830), (7366, 28835), (9271, 22910), (10033, 21170), (10585, 20066), (11455, 18542), (11534, 18415)]