161640696

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{757}}^1$

素因数の和:845

約数の個数: 128

約数和(自身を含む): 489000960

約数和(自身を除く): 327360264

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 41, 42, 56, 62, 82, 84, 93, 123, 124, 164, 168, 186, 217, 246, 248, 287, 328, 372, 434, 492, 574, 651, 744, 757, 861, 868, 984, 1148, 1271, 1302, 1514, 1722, 1736, 2271, 2296, 2542, 2604, 3028, 3444, 3813, 4542, 5084, 5208, 5299, 6056, 6888, 7626, 8897, 9084, 10168, 10598, 15252, 15897, 17794, 18168, 21196, 23467, 26691, 30504, 31037, 31794, 35588, 42392, 46934, 53382, 62074, 63588, 70401, 71176, 93111, 93868, 106764, 124148, 127176, 140802, 164269, 186222, 187736, 213528, 217259, 248296, 281604, 328538, 372444, 434518, 492807, 563208, 651777, 657076, 744888, 869036, 962147, 985614, 1303554, 1314152, 1738072, 1924294, 1971228, 2607108, 2886441, 3848588, 3942456, 5214216, 5772882, 6735029, 7697176, 11545764, 13470058, 20205087, 23091528, 26940116, 40410174, 53880232, 80820348, 161640696]

約数ペア:

[(1, 161640696), (2, 80820348), (3, 53880232), (4, 40410174), (6, 26940116), (7, 23091528), (8, 20205087), (12, 13470058), (14, 11545764), (21, 7697176), (24, 6735029), (28, 5772882), (31, 5214216), (41, 3942456), (42, 3848588), (56, 2886441), (62, 2607108), (82, 1971228), (84, 1924294), (93, 1738072), (123, 1314152), (124, 1303554), (164, 985614), (168, 962147), (186, 869036), (217, 744888), (246, 657076), (248, 651777), (287, 563208), (328, 492807), (372, 434518), (434, 372444), (492, 328538), (574, 281604), (651, 248296), (744, 217259), (757, 213528), (861, 187736), (868, 186222), (984, 164269), (1148, 140802), (1271, 127176), (1302, 124148), (1514, 106764), (1722, 93868), (1736, 93111), (2271, 71176), (2296, 70401), (2542, 63588), (2604, 62074), (3028, 53382), (3444, 46934), (3813, 42392), (4542, 35588), (5084, 31794), (5208, 31037), (5299, 30504), (6056, 26691), (6888, 23467), (7626, 21196), (8897, 18168), (9084, 17794), (10168, 15897), (10598, 15252)]