209210850

素因数分解:

$2^1\times 3^5\times 5^2\times {\mathrm{67}}^1\times {\mathrm{257}}^1$

素因数の和:351

約数の個数: 144

約数和(自身を含む): 593899488

約数和(自身を除く): 384688638

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 67, 75, 81, 90, 134, 135, 150, 162, 201, 225, 243, 257, 270, 335, 402, 405, 450, 486, 514, 603, 670, 675, 771, 810, 1005, 1206, 1215, 1285, 1350, 1542, 1675, 1809, 2010, 2025, 2313, 2430, 2570, 3015, 3350, 3618, 3855, 4050, 4626, 5025, 5427, 6030, 6075, 6425, 6939, 7710, 9045, 10050, 10854, 11565, 12150, 12850, 13878, 15075, 16281, 17219, 18090, 19275, 20817, 23130, 27135, 30150, 32562, 34438, 34695, 38550, 41634, 45225, 51657, 54270, 57825, 62451, 69390, 81405, 86095, 90450, 103314, 104085, 115650, 124902, 135675, 154971, 162810, 172190, 173475, 208170, 258285, 271350, 309942, 312255, 346950, 407025, 430475, 464913, 516570, 520425, 624510, 774855, 814050, 860950, 929826, 1040850, 1291425, 1394739, 1549710, 1561275, 2324565, 2582850, 2789478, 3122550, 3874275, 4184217, 4649130, 6973695, 7748550, 8368434, 11622825, 13947390, 20921085, 23245650, 34868475, 41842170, 69736950, 104605425, 209210850]

約数ペア:

[(1, 209210850), (2, 104605425), (3, 69736950), (5, 41842170), (6, 34868475), (9, 23245650), (10, 20921085), (15, 13947390), (18, 11622825), (25, 8368434), (27, 7748550), (30, 6973695), (45, 4649130), (50, 4184217), (54, 3874275), (67, 3122550), (75, 2789478), (81, 2582850), (90, 2324565), (134, 1561275), (135, 1549710), (150, 1394739), (162, 1291425), (201, 1040850), (225, 929826), (243, 860950), (257, 814050), (270, 774855), (335, 624510), (402, 520425), (405, 516570), (450, 464913), (486, 430475), (514, 407025), (603, 346950), (670, 312255), (675, 309942), (771, 271350), (810, 258285), (1005, 208170), (1206, 173475), (1215, 172190), (1285, 162810), (1350, 154971), (1542, 135675), (1675, 124902), (1809, 115650), (2010, 104085), (2025, 103314), (2313, 90450), (2430, 86095), (2570, 81405), (3015, 69390), (3350, 62451), (3618, 57825), (3855, 54270), (4050, 51657), (4626, 45225), (5025, 41634), (5427, 38550), (6030, 34695), (6075, 34438), (6425, 32562), (6939, 30150), (7710, 27135), (9045, 23130), (10050, 20817), (10854, 19275), (11565, 18090), (12150, 17219), (12850, 16281), (13878, 15075)]