81067800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:274

約数の個数: 192

約数和(自身を含む): 279624960

約数和(自身を除く): 198557160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 25, 30, 33, 40, 44, 50, 55, 60, 66, 71, 75, 88, 100, 110, 120, 132, 142, 150, 165, 173, 200, 213, 220, 264, 275, 284, 300, 330, 346, 355, 426, 440, 519, 550, 568, 600, 660, 692, 710, 781, 825, 852, 865, 1038, 1065, 1100, 1320, 1384, 1420, 1562, 1650, 1704, 1730, 1775, 1903, 2076, 2130, 2200, 2343, 2595, 2840, 3124, 3300, 3460, 3550, 3806, 3905, 4152, 4260, 4325, 4686, 5190, 5325, 5709, 6248, 6600, 6920, 7100, 7612, 7810, 8520, 8650, 9372, 9515, 10380, 10650, 11418, 11715, 12283, 12975, 14200, 15224, 15620, 17300, 18744, 19030, 19525, 20760, 21300, 22836, 23430, 24566, 25950, 28545, 31240, 34600, 36849, 38060, 39050, 42600, 45672, 46860, 47575, 49132, 51900, 57090, 58575, 61415, 73698, 76120, 78100, 93720, 95150, 98264, 103800, 114180, 117150, 122830, 135113, 142725, 147396, 156200, 184245, 190300, 228360, 234300, 245660, 270226, 285450, 294792, 307075, 368490, 380600, 405339, 468600, 491320, 540452, 570900, 614150, 675565, 736980, 810678, 921225, 1080904, 1141800, 1228300, 1351130, 1473960, 1621356, 1842450, 2026695, 2456600, 2702260, 3242712, 3377825, 3684900, 4053390, 5404520, 6755650, 7369800, 8106780, 10133475, 13511300, 16213560, 20266950, 27022600, 40533900, 81067800]

約数ペア:

[(1, 81067800), (2, 40533900), (3, 27022600), (4, 20266950), (5, 16213560), (6, 13511300), (8, 10133475), (10, 8106780), (11, 7369800), (12, 6755650), (15, 5404520), (20, 4053390), (22, 3684900), (24, 3377825), (25, 3242712), (30, 2702260), (33, 2456600), (40, 2026695), (44, 1842450), (50, 1621356), (55, 1473960), (60, 1351130), (66, 1228300), (71, 1141800), (75, 1080904), (88, 921225), (100, 810678), (110, 736980), (120, 675565), (132, 614150), (142, 570900), (150, 540452), (165, 491320), (173, 468600), (200, 405339), (213, 380600), (220, 368490), (264, 307075), (275, 294792), (284, 285450), (300, 270226), (330, 245660), (346, 234300), (355, 228360), (426, 190300), (440, 184245), (519, 156200), (550, 147396), (568, 142725), (600, 135113), (660, 122830), (692, 117150), (710, 114180), (781, 103800), (825, 98264), (852, 95150), (865, 93720), (1038, 78100), (1065, 76120), (1100, 73698), (1320, 61415), (1384, 58575), (1420, 57090), (1562, 51900), (1650, 49132), (1704, 47575), (1730, 46860), (1775, 45672), (1903, 42600), (2076, 39050), (2130, 38060), (2200, 36849), (2343, 34600), (2595, 31240), (2840, 28545), (3124, 25950), (3300, 24566), (3460, 23430), (3550, 22836), (3806, 21300), (3905, 20760), (4152, 19525), (4260, 19030), (4325, 18744), (4686, 17300), (5190, 15620), (5325, 15224), (5709, 14200), (6248, 12975), (6600, 12283), (6920, 11715), (7100, 11418), (7612, 10650), (7810, 10380), (8520, 9515), (8650, 9372)]