277628260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1481}}^1$

素因数の和:1613

約数の個数: 96

約数和(自身を含む): 725018112

約数和(自身を除く): 447389852

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 103, 130, 140, 182, 206, 260, 364, 412, 455, 515, 721, 910, 1030, 1339, 1442, 1481, 1820, 2060, 2678, 2884, 2962, 3605, 5356, 5924, 6695, 7210, 7405, 9373, 10367, 13390, 14420, 14810, 18746, 19253, 20734, 26780, 29620, 37492, 38506, 41468, 46865, 51835, 77012, 93730, 96265, 103670, 134771, 152543, 187460, 192530, 207340, 269542, 305086, 385060, 539084, 610172, 673855, 762715, 1067801, 1347710, 1525430, 1983059, 2135602, 2695420, 3050860, 3966118, 4271204, 5339005, 7932236, 9915295, 10678010, 13881413, 19830590, 21356020, 27762826, 39661180, 55525652, 69407065, 138814130, 277628260]

約数ペア:

[(1, 277628260), (2, 138814130), (4, 69407065), (5, 55525652), (7, 39661180), (10, 27762826), (13, 21356020), (14, 19830590), (20, 13881413), (26, 10678010), (28, 9915295), (35, 7932236), (52, 5339005), (65, 4271204), (70, 3966118), (91, 3050860), (103, 2695420), (130, 2135602), (140, 1983059), (182, 1525430), (206, 1347710), (260, 1067801), (364, 762715), (412, 673855), (455, 610172), (515, 539084), (721, 385060), (910, 305086), (1030, 269542), (1339, 207340), (1442, 192530), (1481, 187460), (1820, 152543), (2060, 134771), (2678, 103670), (2884, 96265), (2962, 93730), (3605, 77012), (5356, 51835), (5924, 46865), (6695, 41468), (7210, 38506), (7405, 37492), (9373, 29620), (10367, 26780), (13390, 20734), (14420, 19253), (14810, 18746)]