198720984

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{563}}^1$

素因数の和:781

約数の個数: 128

約数和(自身を含む): 623738880

約数和(自身を除く): 425017896

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 84, 88, 132, 154, 168, 191, 231, 264, 308, 382, 462, 563, 573, 616, 764, 924, 1126, 1146, 1337, 1528, 1689, 1848, 2101, 2252, 2292, 2674, 3378, 3941, 4011, 4202, 4504, 4584, 5348, 6193, 6303, 6756, 7882, 8022, 8404, 10696, 11823, 12386, 12606, 13512, 14707, 15764, 16044, 16808, 18579, 23646, 24772, 25212, 29414, 31528, 32088, 37158, 43351, 44121, 47292, 49544, 50424, 58828, 74316, 86702, 88242, 94584, 107533, 117656, 130053, 148632, 173404, 176484, 215066, 260106, 322599, 346808, 352968, 430132, 520212, 645198, 752731, 860264, 1040424, 1182863, 1290396, 1505462, 2258193, 2365726, 2580792, 3010924, 3548589, 4516386, 4731452, 6021848, 7097178, 8280041, 9032772, 9462904, 14194356, 16560082, 18065544, 24840123, 28388712, 33120164, 49680246, 66240328, 99360492, 198720984]

約数ペア:

[(1, 198720984), (2, 99360492), (3, 66240328), (4, 49680246), (6, 33120164), (7, 28388712), (8, 24840123), (11, 18065544), (12, 16560082), (14, 14194356), (21, 9462904), (22, 9032772), (24, 8280041), (28, 7097178), (33, 6021848), (42, 4731452), (44, 4516386), (56, 3548589), (66, 3010924), (77, 2580792), (84, 2365726), (88, 2258193), (132, 1505462), (154, 1290396), (168, 1182863), (191, 1040424), (231, 860264), (264, 752731), (308, 645198), (382, 520212), (462, 430132), (563, 352968), (573, 346808), (616, 322599), (764, 260106), (924, 215066), (1126, 176484), (1146, 173404), (1337, 148632), (1528, 130053), (1689, 117656), (1848, 107533), (2101, 94584), (2252, 88242), (2292, 86702), (2674, 74316), (3378, 58828), (3941, 50424), (4011, 49544), (4202, 47292), (4504, 44121), (4584, 43351), (5348, 37158), (6193, 32088), (6303, 31528), (6756, 29414), (7882, 25212), (8022, 24772), (8404, 23646), (10696, 18579), (11823, 16808), (12386, 16044), (12606, 15764), (13512, 14707)]