168005880

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1$

素因数の和:411

約数の個数: 256

約数和(自身を含む): 651110400

約数和(自身を除く): 483104520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 71, 72, 84, 90, 105, 108, 120, 126, 135, 140, 142, 168, 180, 189, 210, 213, 216, 252, 270, 280, 284, 313, 315, 355, 360, 378, 420, 426, 497, 504, 540, 568, 626, 630, 639, 710, 756, 840, 852, 939, 945, 994, 1065, 1080, 1252, 1260, 1278, 1420, 1491, 1512, 1565, 1704, 1878, 1890, 1917, 1988, 2130, 2191, 2485, 2504, 2520, 2556, 2817, 2840, 2982, 3130, 3195, 3756, 3780, 3834, 3976, 4260, 4382, 4473, 4695, 4970, 5112, 5634, 5964, 6260, 6390, 6573, 7455, 7512, 7560, 7668, 8451, 8520, 8764, 8946, 9390, 9585, 9940, 10955, 11268, 11928, 12520, 12780, 13146, 13419, 14085, 14910, 15336, 16902, 17528, 17892, 18780, 19170, 19719, 19880, 21910, 22223, 22365, 22536, 25560, 26292, 26838, 28170, 29820, 32865, 33804, 35784, 37560, 38340, 39438, 42255, 43820, 44446, 44730, 52584, 53676, 56340, 59157, 59640, 65730, 66669, 67095, 67608, 76680, 78876, 84510, 87640, 88892, 89460, 98595, 107352, 111115, 112680, 118314, 131460, 133338, 134190, 155561, 157752, 169020, 177784, 178920, 197190, 200007, 222230, 236628, 262920, 266676, 268380, 295785, 311122, 333345, 338040, 394380, 400014, 444460, 466683, 473256, 533352, 536760, 591570, 600021, 622244, 666690, 777805, 788760, 800028, 888920, 933366, 1000035, 1183140, 1200042, 1244488, 1333380, 1400049, 1555610, 1600056, 1866732, 2000070, 2333415, 2366280, 2400084, 2666760, 2800098, 3000105, 3111220, 3733464, 4000140, 4200147, 4666830, 4800168, 5600196, 6000210, 6222440, 7000245, 8000280, 8400294, 9333660, 11200392, 12000420, 14000490, 16800588, 18667320, 21000735, 24000840, 28000980, 33601176, 42001470, 56001960, 84002940, 168005880]

約数ペア:

[(1, 168005880), (2, 84002940), (3, 56001960), (4, 42001470), (5, 33601176), (6, 28000980), (7, 24000840), (8, 21000735), (9, 18667320), (10, 16800588), (12, 14000490), (14, 12000420), (15, 11200392), (18, 9333660), (20, 8400294), (21, 8000280), (24, 7000245), (27, 6222440), (28, 6000210), (30, 5600196), (35, 4800168), (36, 4666830), (40, 4200147), (42, 4000140), (45, 3733464), (54, 3111220), (56, 3000105), (60, 2800098), (63, 2666760), (70, 2400084), (71, 2366280), (72, 2333415), (84, 2000070), (90, 1866732), (105, 1600056), (108, 1555610), (120, 1400049), (126, 1333380), (135, 1244488), (140, 1200042), (142, 1183140), (168, 1000035), (180, 933366), (189, 888920), (210, 800028), (213, 788760), (216, 777805), (252, 666690), (270, 622244), (280, 600021), (284, 591570), (313, 536760), (315, 533352), (355, 473256), (360, 466683), (378, 444460), (420, 400014), (426, 394380), (497, 338040), (504, 333345), (540, 311122), (568, 295785), (626, 268380), (630, 266676), (639, 262920), (710, 236628), (756, 222230), (840, 200007), (852, 197190), (939, 178920), (945, 177784), (994, 169020), (1065, 157752), (1080, 155561), (1252, 134190), (1260, 133338), (1278, 131460), (1420, 118314), (1491, 112680), (1512, 111115), (1565, 107352), (1704, 98595), (1878, 89460), (1890, 88892), (1917, 87640), (1988, 84510), (2130, 78876), (2191, 76680), (2485, 67608), (2504, 67095), (2520, 66669), (2556, 65730), (2817, 59640), (2840, 59157), (2982, 56340), (3130, 53676), (3195, 52584), (3756, 44730), (3780, 44446), (3834, 43820), (3976, 42255), (4260, 39438), (4382, 38340), (4473, 37560), (4695, 35784), (4970, 33804), (5112, 32865), (5634, 29820), (5964, 28170), (6260, 26838), (6390, 26292), (6573, 25560), (7455, 22536), (7512, 22365), (7560, 22223), (7668, 21910), (8451, 19880), (8520, 19719), (8764, 19170), (8946, 18780), (9390, 17892), (9585, 17528), (9940, 16902), (10955, 15336), (11268, 14910), (11928, 14085), (12520, 13419), (12780, 13146)]