139669600

素因数分解:

$2^5\times 5^2\times 7^3\times {\mathrm{509}}^1$

素因数の和:550

約数の個数: 144

約数和(自身を含む): 398412000

約数和(自身を除く): 258742400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 160, 175, 196, 200, 224, 245, 280, 343, 350, 392, 400, 490, 509, 560, 686, 700, 784, 800, 980, 1018, 1120, 1225, 1372, 1400, 1568, 1715, 1960, 2036, 2450, 2545, 2744, 2800, 3430, 3563, 3920, 4072, 4900, 5090, 5488, 5600, 6860, 7126, 7840, 8144, 8575, 9800, 10180, 10976, 12725, 13720, 14252, 16288, 17150, 17815, 19600, 20360, 24941, 25450, 27440, 28504, 34300, 35630, 39200, 40720, 49882, 50900, 54880, 57008, 68600, 71260, 81440, 89075, 99764, 101800, 114016, 124705, 137200, 142520, 174587, 178150, 199528, 203600, 249410, 274400, 285040, 349174, 356300, 399056, 407200, 498820, 570080, 623525, 698348, 712600, 798112, 872935, 997640, 1247050, 1396696, 1425200, 1745870, 1995280, 2494100, 2793392, 2850400, 3491740, 3990560, 4364675, 4988200, 5586784, 6983480, 8729350, 9976400, 13966960, 17458700, 19952800, 27933920, 34917400, 69834800, 139669600]

約数ペア:

[(1, 139669600), (2, 69834800), (4, 34917400), (5, 27933920), (7, 19952800), (8, 17458700), (10, 13966960), (14, 9976400), (16, 8729350), (20, 6983480), (25, 5586784), (28, 4988200), (32, 4364675), (35, 3990560), (40, 3491740), (49, 2850400), (50, 2793392), (56, 2494100), (70, 1995280), (80, 1745870), (98, 1425200), (100, 1396696), (112, 1247050), (140, 997640), (160, 872935), (175, 798112), (196, 712600), (200, 698348), (224, 623525), (245, 570080), (280, 498820), (343, 407200), (350, 399056), (392, 356300), (400, 349174), (490, 285040), (509, 274400), (560, 249410), (686, 203600), (700, 199528), (784, 178150), (800, 174587), (980, 142520), (1018, 137200), (1120, 124705), (1225, 114016), (1372, 101800), (1400, 99764), (1568, 89075), (1715, 81440), (1960, 71260), (2036, 68600), (2450, 57008), (2545, 54880), (2744, 50900), (2800, 49882), (3430, 40720), (3563, 39200), (3920, 35630), (4072, 34300), (4900, 28504), (5090, 27440), (5488, 25450), (5600, 24941), (6860, 20360), (7126, 19600), (7840, 17815), (8144, 17150), (8575, 16288), (9800, 14252), (10180, 13720), (10976, 12725)]