208722960

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1361}}^1$

素因数の和:1454

約数の個数: 160

約数和(自身を含む): 729596160

約数和(自身を除く): 520873200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 71, 72, 80, 90, 108, 120, 135, 142, 144, 180, 213, 216, 240, 270, 284, 355, 360, 426, 432, 540, 568, 639, 710, 720, 852, 1065, 1080, 1136, 1278, 1361, 1420, 1704, 1917, 2130, 2160, 2556, 2722, 2840, 3195, 3408, 3834, 4083, 4260, 5112, 5444, 5680, 6390, 6805, 7668, 8166, 8520, 9585, 10224, 10888, 12249, 12780, 13610, 15336, 16332, 17040, 19170, 20415, 21776, 24498, 25560, 27220, 30672, 32664, 36747, 38340, 40830, 48996, 51120, 54440, 61245, 65328, 73494, 76680, 81660, 96631, 97992, 108880, 122490, 146988, 153360, 163320, 183735, 193262, 195984, 244980, 289893, 293976, 326640, 367470, 386524, 483155, 489960, 579786, 587952, 734940, 773048, 869679, 966310, 979920, 1159572, 1449465, 1469880, 1546096, 1739358, 1932620, 2319144, 2609037, 2898930, 2939760, 3478716, 3865240, 4348395, 4638288, 5218074, 5797860, 6957432, 7730480, 8696790, 10436148, 11595720, 13045185, 13914864, 17393580, 20872296, 23191440, 26090370, 34787160, 41744592, 52180740, 69574320, 104361480, 208722960]

約数ペア:

[(1, 208722960), (2, 104361480), (3, 69574320), (4, 52180740), (5, 41744592), (6, 34787160), (8, 26090370), (9, 23191440), (10, 20872296), (12, 17393580), (15, 13914864), (16, 13045185), (18, 11595720), (20, 10436148), (24, 8696790), (27, 7730480), (30, 6957432), (36, 5797860), (40, 5218074), (45, 4638288), (48, 4348395), (54, 3865240), (60, 3478716), (71, 2939760), (72, 2898930), (80, 2609037), (90, 2319144), (108, 1932620), (120, 1739358), (135, 1546096), (142, 1469880), (144, 1449465), (180, 1159572), (213, 979920), (216, 966310), (240, 869679), (270, 773048), (284, 734940), (355, 587952), (360, 579786), (426, 489960), (432, 483155), (540, 386524), (568, 367470), (639, 326640), (710, 293976), (720, 289893), (852, 244980), (1065, 195984), (1080, 193262), (1136, 183735), (1278, 163320), (1361, 153360), (1420, 146988), (1704, 122490), (1917, 108880), (2130, 97992), (2160, 96631), (2556, 81660), (2722, 76680), (2840, 73494), (3195, 65328), (3408, 61245), (3834, 54440), (4083, 51120), (4260, 48996), (5112, 40830), (5444, 38340), (5680, 36747), (6390, 32664), (6805, 30672), (7668, 27220), (8166, 25560), (8520, 24498), (9585, 21776), (10224, 20415), (10888, 19170), (12249, 17040), (12780, 16332), (13610, 15336)]