84021280

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{1531}}^1$

素因数の和:1567

約数の個数: 96

約数和(自身を含む): 231638400

約数和(自身を除く): 147617120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1120, 1372, 1531, 1568, 1715, 1960, 2744, 3062, 3430, 3920, 5488, 6124, 6860, 7655, 7840, 10717, 10976, 12248, 13720, 15310, 21434, 24496, 27440, 30620, 42868, 48992, 53585, 54880, 61240, 75019, 85736, 107170, 122480, 150038, 171472, 214340, 244960, 300076, 342944, 375095, 428680, 525133, 600152, 750190, 857360, 1050266, 1200304, 1500380, 1714720, 2100532, 2400608, 2625665, 3000760, 4201064, 5251330, 6001520, 8402128, 10502660, 12003040, 16804256, 21005320, 42010640, 84021280]

約数ペア:

[(1, 84021280), (2, 42010640), (4, 21005320), (5, 16804256), (7, 12003040), (8, 10502660), (10, 8402128), (14, 6001520), (16, 5251330), (20, 4201064), (28, 3000760), (32, 2625665), (35, 2400608), (40, 2100532), (49, 1714720), (56, 1500380), (70, 1200304), (80, 1050266), (98, 857360), (112, 750190), (140, 600152), (160, 525133), (196, 428680), (224, 375095), (245, 342944), (280, 300076), (343, 244960), (392, 214340), (490, 171472), (560, 150038), (686, 122480), (784, 107170), (980, 85736), (1120, 75019), (1372, 61240), (1531, 54880), (1568, 53585), (1715, 48992), (1960, 42868), (2744, 30620), (3062, 27440), (3430, 24496), (3920, 21434), (5488, 15310), (6124, 13720), (6860, 12248), (7655, 10976), (7840, 10717)]