1009968400

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{227}}^2$

素因数の和:486

約数の個数: 135

約数和(自身を含む): 2835093189

約数和(自身を除く): 1825124789

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 227, 245, 280, 350, 392, 400, 454, 490, 560, 700, 784, 908, 980, 1135, 1225, 1400, 1589, 1816, 1960, 2270, 2450, 2800, 3178, 3632, 3920, 4540, 4900, 5675, 6356, 7945, 9080, 9800, 11123, 11350, 12712, 15890, 18160, 19600, 22246, 22700, 25424, 31780, 39725, 44492, 45400, 51529, 55615, 63560, 79450, 88984, 90800, 103058, 111230, 127120, 158900, 177968, 206116, 222460, 257645, 278075, 317800, 360703, 412232, 444920, 515290, 556150, 635600, 721406, 824464, 889840, 1030580, 1112300, 1288225, 1442812, 1803515, 2061160, 2224600, 2524921, 2576450, 2885624, 3607030, 4122320, 4449200, 5049842, 5152900, 5771248, 7214060, 9017575, 10099684, 10305800, 12624605, 14428120, 18035150, 20199368, 20611600, 25249210, 28856240, 36070300, 40398736, 50498420, 63123025, 72140600, 100996840, 126246050, 144281200, 201993680, 252492100, 504984200, 1009968400]

約数ペア:

[(1, 1009968400), (2, 504984200), (4, 252492100), (5, 201993680), (7, 144281200), (8, 126246050), (10, 100996840), (14, 72140600), (16, 63123025), (20, 50498420), (25, 40398736), (28, 36070300), (35, 28856240), (40, 25249210), (49, 20611600), (50, 20199368), (56, 18035150), (70, 14428120), (80, 12624605), (98, 10305800), (100, 10099684), (112, 9017575), (140, 7214060), (175, 5771248), (196, 5152900), (200, 5049842), (227, 4449200), (245, 4122320), (280, 3607030), (350, 2885624), (392, 2576450), (400, 2524921), (454, 2224600), (490, 2061160), (560, 1803515), (700, 1442812), (784, 1288225), (908, 1112300), (980, 1030580), (1135, 889840), (1225, 824464), (1400, 721406), (1589, 635600), (1816, 556150), (1960, 515290), (2270, 444920), (2450, 412232), (2800, 360703), (3178, 317800), (3632, 278075), (3920, 257645), (4540, 222460), (4900, 206116), (5675, 177968), (6356, 158900), (7945, 127120), (9080, 111230), (9800, 103058), (11123, 90800), (11350, 88984), (12712, 79450), (15890, 63560), (18160, 55615), (19600, 51529), (22246, 45400), (22700, 44492), (25424, 39725)]