161217056

素因数分解:

$2^5\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{719}}^1$

素因数の和:767

約数の個数: 144

約数和(自身を含む): 434367360

約数和(自身を除く): 273150304

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 32, 44, 49, 52, 56, 77, 88, 91, 98, 104, 112, 143, 154, 176, 182, 196, 208, 224, 286, 308, 352, 364, 392, 416, 539, 572, 616, 637, 719, 728, 784, 1001, 1078, 1144, 1232, 1274, 1438, 1456, 1568, 2002, 2156, 2288, 2464, 2548, 2876, 2912, 4004, 4312, 4576, 5033, 5096, 5752, 7007, 7909, 8008, 8624, 9347, 10066, 10192, 11504, 14014, 15818, 16016, 17248, 18694, 20132, 20384, 23008, 28028, 31636, 32032, 35231, 37388, 40264, 55363, 56056, 63272, 65429, 70462, 74776, 80528, 102817, 110726, 112112, 126544, 130858, 140924, 149552, 161056, 205634, 221452, 224224, 253088, 261716, 281848, 299104, 387541, 411268, 442904, 458003, 523432, 563696, 719719, 775082, 822536, 885808, 916006, 1046864, 1127392, 1439438, 1550164, 1645072, 1771616, 1832012, 2093728, 2878876, 3100328, 3290144, 3664024, 5038033, 5757752, 6200656, 7328048, 10076066, 11515504, 12401312, 14656096, 20152132, 23031008, 40304264, 80608528, 161217056]

約数ペア:

[(1, 161217056), (2, 80608528), (4, 40304264), (7, 23031008), (8, 20152132), (11, 14656096), (13, 12401312), (14, 11515504), (16, 10076066), (22, 7328048), (26, 6200656), (28, 5757752), (32, 5038033), (44, 3664024), (49, 3290144), (52, 3100328), (56, 2878876), (77, 2093728), (88, 1832012), (91, 1771616), (98, 1645072), (104, 1550164), (112, 1439438), (143, 1127392), (154, 1046864), (176, 916006), (182, 885808), (196, 822536), (208, 775082), (224, 719719), (286, 563696), (308, 523432), (352, 458003), (364, 442904), (392, 411268), (416, 387541), (539, 299104), (572, 281848), (616, 261716), (637, 253088), (719, 224224), (728, 221452), (784, 205634), (1001, 161056), (1078, 149552), (1144, 140924), (1232, 130858), (1274, 126544), (1438, 112112), (1456, 110726), (1568, 102817), (2002, 80528), (2156, 74776), (2288, 70462), (2464, 65429), (2548, 63272), (2876, 56056), (2912, 55363), (4004, 40264), (4312, 37388), (4576, 35231), (5033, 32032), (5096, 31636), (5752, 28028), (7007, 23008), (7909, 20384), (8008, 20132), (8624, 18694), (9347, 17248), (10066, 16016), (10192, 15818), (11504, 14014)]