27721560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:265

約数の個数: 128

約数和(自身を含む): 89579520

約数和(自身を除く): 61857960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 107, 120, 127, 136, 170, 204, 214, 254, 255, 321, 340, 381, 408, 428, 508, 510, 535, 635, 642, 680, 762, 856, 1016, 1020, 1070, 1270, 1284, 1524, 1605, 1819, 1905, 2040, 2140, 2159, 2540, 2568, 3048, 3210, 3638, 3810, 4280, 4318, 5080, 5457, 6420, 6477, 7276, 7620, 8636, 9095, 10795, 10914, 12840, 12954, 13589, 14552, 15240, 17272, 18190, 21590, 21828, 25908, 27178, 27285, 32385, 36380, 40767, 43180, 43656, 51816, 54356, 54570, 64770, 67945, 72760, 81534, 86360, 108712, 109140, 129540, 135890, 163068, 203835, 218280, 231013, 259080, 271780, 326136, 407670, 462026, 543560, 693039, 815340, 924052, 1155065, 1386078, 1630680, 1848104, 2310130, 2772156, 3465195, 4620260, 5544312, 6930390, 9240520, 13860780, 27721560]

約数ペア:

[(1, 27721560), (2, 13860780), (3, 9240520), (4, 6930390), (5, 5544312), (6, 4620260), (8, 3465195), (10, 2772156), (12, 2310130), (15, 1848104), (17, 1630680), (20, 1386078), (24, 1155065), (30, 924052), (34, 815340), (40, 693039), (51, 543560), (60, 462026), (68, 407670), (85, 326136), (102, 271780), (107, 259080), (120, 231013), (127, 218280), (136, 203835), (170, 163068), (204, 135890), (214, 129540), (254, 109140), (255, 108712), (321, 86360), (340, 81534), (381, 72760), (408, 67945), (428, 64770), (508, 54570), (510, 54356), (535, 51816), (635, 43656), (642, 43180), (680, 40767), (762, 36380), (856, 32385), (1016, 27285), (1020, 27178), (1070, 25908), (1270, 21828), (1284, 21590), (1524, 18190), (1605, 17272), (1819, 15240), (1905, 14552), (2040, 13589), (2140, 12954), (2159, 12840), (2540, 10914), (2568, 10795), (3048, 9095), (3210, 8636), (3638, 7620), (3810, 7276), (4280, 6477), (4318, 6420), (5080, 5457)]