139634320

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{179}}^1\times {\mathrm{199}}^1$

素因数の和:405

約数の個数: 120

約数和(自身を含む): 381672000

約数和(自身を除く): 242037680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 179, 196, 199, 245, 280, 358, 392, 398, 490, 560, 716, 784, 796, 895, 980, 995, 1253, 1393, 1432, 1592, 1790, 1960, 1990, 2506, 2786, 2864, 3184, 3580, 3920, 3980, 5012, 5572, 6265, 6965, 7160, 7960, 8771, 9751, 10024, 11144, 12530, 13930, 14320, 15920, 17542, 19502, 20048, 22288, 25060, 27860, 35084, 35621, 39004, 43855, 48755, 50120, 55720, 70168, 71242, 78008, 87710, 97510, 100240, 111440, 140336, 142484, 156016, 175420, 178105, 195020, 249347, 284968, 350840, 356210, 390040, 498694, 569936, 701680, 712420, 780080, 997388, 1246735, 1424840, 1745429, 1994776, 2493470, 2849680, 3490858, 3989552, 4986940, 6981716, 8727145, 9973880, 13963432, 17454290, 19947760, 27926864, 34908580, 69817160, 139634320]

約数ペア:

[(1, 139634320), (2, 69817160), (4, 34908580), (5, 27926864), (7, 19947760), (8, 17454290), (10, 13963432), (14, 9973880), (16, 8727145), (20, 6981716), (28, 4986940), (35, 3989552), (40, 3490858), (49, 2849680), (56, 2493470), (70, 1994776), (80, 1745429), (98, 1424840), (112, 1246735), (140, 997388), (179, 780080), (196, 712420), (199, 701680), (245, 569936), (280, 498694), (358, 390040), (392, 356210), (398, 350840), (490, 284968), (560, 249347), (716, 195020), (784, 178105), (796, 175420), (895, 156016), (980, 142484), (995, 140336), (1253, 111440), (1393, 100240), (1432, 97510), (1592, 87710), (1790, 78008), (1960, 71242), (1990, 70168), (2506, 55720), (2786, 50120), (2864, 48755), (3184, 43855), (3580, 39004), (3920, 35621), (3980, 35084), (5012, 27860), (5572, 25060), (6265, 22288), (6965, 20048), (7160, 19502), (7960, 17542), (8771, 15920), (9751, 14320), (10024, 13930), (11144, 12530)]