61655580

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{5437}}^1$

素因数の和:5465

約数の個数: 120

約数和(自身を含む): 221087328

約数和(自身を除く): 159431748

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5437, 5670, 10874, 11340, 16311, 21748, 27185, 32622, 38059, 48933, 54370, 65244, 76118, 81555, 97866, 108740, 114177, 146799, 152236, 163110, 190295, 195732, 228354, 244665, 293598, 326220, 342531, 380590, 440397, 456708, 489330, 570885, 587196, 685062, 733995, 761180, 880794, 978660, 1027593, 1141770, 1370124, 1467990, 1712655, 1761588, 2055186, 2201985, 2283540, 2935980, 3082779, 3425310, 4110372, 4403970, 5137965, 6165558, 6850620, 8807940, 10275930, 12331116, 15413895, 20551860, 30827790, 61655580]

約数ペア:

[(1, 61655580), (2, 30827790), (3, 20551860), (4, 15413895), (5, 12331116), (6, 10275930), (7, 8807940), (9, 6850620), (10, 6165558), (12, 5137965), (14, 4403970), (15, 4110372), (18, 3425310), (20, 3082779), (21, 2935980), (27, 2283540), (28, 2201985), (30, 2055186), (35, 1761588), (36, 1712655), (42, 1467990), (45, 1370124), (54, 1141770), (60, 1027593), (63, 978660), (70, 880794), (81, 761180), (84, 733995), (90, 685062), (105, 587196), (108, 570885), (126, 489330), (135, 456708), (140, 440397), (162, 380590), (180, 342531), (189, 326220), (210, 293598), (252, 244665), (270, 228354), (315, 195732), (324, 190295), (378, 163110), (405, 152236), (420, 146799), (540, 114177), (567, 108740), (630, 97866), (756, 81555), (810, 76118), (945, 65244), (1134, 54370), (1260, 48933), (1620, 38059), (1890, 32622), (2268, 27185), (2835, 21748), (3780, 16311), (5437, 11340), (5670, 10874)]