668501640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{701}}^1\times {\mathrm{883}}^1$

素因数の和:1604

約数の個数: 128

約数和(自身を含む): 2234044800

約数和(自身を除く): 1565543160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 701, 883, 1080, 1402, 1766, 2103, 2649, 2804, 3505, 3532, 4206, 4415, 5298, 5608, 6309, 7010, 7064, 7947, 8412, 8830, 10515, 10596, 12618, 13245, 14020, 15894, 16824, 17660, 18927, 21030, 21192, 23841, 25236, 26490, 28040, 31545, 31788, 35320, 37854, 39735, 42060, 47682, 50472, 52980, 63090, 63576, 75708, 79470, 84120, 94635, 95364, 105960, 119205, 126180, 151416, 158940, 189270, 190728, 238410, 252360, 317880, 378540, 476820, 618983, 757080, 953640, 1237966, 1856949, 2475932, 3094915, 3713898, 4951864, 5570847, 6189830, 7427796, 9284745, 11141694, 12379660, 14855592, 16712541, 18569490, 22283388, 24759320, 27854235, 33425082, 37138980, 44566776, 55708470, 66850164, 74277960, 83562705, 111416940, 133700328, 167125410, 222833880, 334250820, 668501640]

約数ペア:

[(1, 668501640), (2, 334250820), (3, 222833880), (4, 167125410), (5, 133700328), (6, 111416940), (8, 83562705), (9, 74277960), (10, 66850164), (12, 55708470), (15, 44566776), (18, 37138980), (20, 33425082), (24, 27854235), (27, 24759320), (30, 22283388), (36, 18569490), (40, 16712541), (45, 14855592), (54, 12379660), (60, 11141694), (72, 9284745), (90, 7427796), (108, 6189830), (120, 5570847), (135, 4951864), (180, 3713898), (216, 3094915), (270, 2475932), (360, 1856949), (540, 1237966), (701, 953640), (883, 757080), (1080, 618983), (1402, 476820), (1766, 378540), (2103, 317880), (2649, 252360), (2804, 238410), (3505, 190728), (3532, 189270), (4206, 158940), (4415, 151416), (5298, 126180), (5608, 119205), (6309, 105960), (7010, 95364), (7064, 94635), (7947, 84120), (8412, 79470), (8830, 75708), (10515, 63576), (10596, 63090), (12618, 52980), (13245, 50472), (14020, 47682), (15894, 42060), (16824, 39735), (17660, 37854), (18927, 35320), (21030, 31788), (21192, 31545), (23841, 28040), (25236, 26490)]