1380775680

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{39953}}^1$

素因数の和:39983

約数の個数: 144

約数和(自身を含む): 4899958560

約数和(自身を除く): 3519182880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 768, 864, 960, 1080, 1152, 1280, 1440, 1728, 1920, 2160, 2304, 2880, 3456, 3840, 4320, 5760, 6912, 8640, 11520, 17280, 34560, 39953, 79906, 119859, 159812, 199765, 239718, 319624, 359577, 399530, 479436, 599295, 639248, 719154, 799060, 958872, 1078731, 1198590, 1278496, 1438308, 1598120, 1797885, 1917744, 2157462, 2397180, 2556992, 2876616, 3196240, 3595770, 3835488, 4314924, 4794360, 5113984, 5393655, 5753232, 6392480, 7191540, 7670976, 8629848, 9588720, 10227968, 10787310, 11506464, 12784960, 14383080, 15341952, 17259696, 19177440, 21574620, 23012928, 25569920, 28766160, 30683904, 34519392, 38354880, 43149240, 46025856, 51139840, 57532320, 69038784, 76709760, 86298480, 92051712, 115064640, 138077568, 153419520, 172596960, 230129280, 276155136, 345193920, 460258560, 690387840, 1380775680]

約数ペア:

[(1, 1380775680), (2, 690387840), (3, 460258560), (4, 345193920), (5, 276155136), (6, 230129280), (8, 172596960), (9, 153419520), (10, 138077568), (12, 115064640), (15, 92051712), (16, 86298480), (18, 76709760), (20, 69038784), (24, 57532320), (27, 51139840), (30, 46025856), (32, 43149240), (36, 38354880), (40, 34519392), (45, 30683904), (48, 28766160), (54, 25569920), (60, 23012928), (64, 21574620), (72, 19177440), (80, 17259696), (90, 15341952), (96, 14383080), (108, 12784960), (120, 11506464), (128, 10787310), (135, 10227968), (144, 9588720), (160, 8629848), (180, 7670976), (192, 7191540), (216, 6392480), (240, 5753232), (256, 5393655), (270, 5113984), (288, 4794360), (320, 4314924), (360, 3835488), (384, 3595770), (432, 3196240), (480, 2876616), (540, 2556992), (576, 2397180), (640, 2157462), (720, 1917744), (768, 1797885), (864, 1598120), (960, 1438308), (1080, 1278496), (1152, 1198590), (1280, 1078731), (1440, 958872), (1728, 799060), (1920, 719154), (2160, 639248), (2304, 599295), (2880, 479436), (3456, 399530), (3840, 359577), (4320, 319624), (5760, 239718), (6912, 199765), (8640, 159812), (11520, 119859), (17280, 79906), (34560, 39953)]