539458640

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{7243}}^1$

素因数の和:7289

約数の個数: 120

約数和(自身を含む): 1536017760

約数和(自身を除く): 996559120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 190, 196, 245, 266, 280, 304, 380, 392, 490, 532, 560, 665, 760, 784, 931, 980, 1064, 1330, 1520, 1862, 1960, 2128, 2660, 3724, 3920, 4655, 5320, 7243, 7448, 9310, 10640, 14486, 14896, 18620, 28972, 36215, 37240, 50701, 57944, 72430, 74480, 101402, 115888, 137617, 144860, 202804, 253505, 275234, 289720, 354907, 405608, 507010, 550468, 579440, 688085, 709814, 811216, 963319, 1014020, 1100936, 1376170, 1419628, 1774535, 1926638, 2028040, 2201872, 2752340, 2839256, 3549070, 3853276, 4056080, 4816595, 5504680, 5678512, 6743233, 7098140, 7706552, 9633190, 11009360, 13486466, 14196280, 15413104, 19266380, 26972932, 28392560, 33716165, 38532760, 53945864, 67432330, 77065520, 107891728, 134864660, 269729320, 539458640]

約数ペア:

[(1, 539458640), (2, 269729320), (4, 134864660), (5, 107891728), (7, 77065520), (8, 67432330), (10, 53945864), (14, 38532760), (16, 33716165), (19, 28392560), (20, 26972932), (28, 19266380), (35, 15413104), (38, 14196280), (40, 13486466), (49, 11009360), (56, 9633190), (70, 7706552), (76, 7098140), (80, 6743233), (95, 5678512), (98, 5504680), (112, 4816595), (133, 4056080), (140, 3853276), (152, 3549070), (190, 2839256), (196, 2752340), (245, 2201872), (266, 2028040), (280, 1926638), (304, 1774535), (380, 1419628), (392, 1376170), (490, 1100936), (532, 1014020), (560, 963319), (665, 811216), (760, 709814), (784, 688085), (931, 579440), (980, 550468), (1064, 507010), (1330, 405608), (1520, 354907), (1862, 289720), (1960, 275234), (2128, 253505), (2660, 202804), (3724, 144860), (3920, 137617), (4655, 115888), (5320, 101402), (7243, 74480), (7448, 72430), (9310, 57944), (10640, 50701), (14486, 37240), (14896, 36215), (18620, 28972)]