128960440420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{54185059}}^1$

素因数の和:54185092

約数の個数: 48

約数和(自身を含む): 327711242880

約数和(自身を除く): 198750802460

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 54185059, 108370118, 216740236, 270925295, 379295413, 541850590, 758590826, 921146003, 1083701180, 1517181652, 1842292006, 1896477065, 3684584012, 3792954130, 4605730015, 6448022021, 7585908260, 9211460030, 12896044042, 18422920060, 25792088084, 32240110105, 64480220210, 128960440420]

約数ペア:

[(1, 128960440420), (2, 64480220210), (4, 32240110105), (5, 25792088084), (7, 18422920060), (10, 12896044042), (14, 9211460030), (17, 7585908260), (20, 6448022021), (28, 4605730015), (34, 3792954130), (35, 3684584012), (68, 1896477065), (70, 1842292006), (85, 1517181652), (119, 1083701180), (140, 921146003), (170, 758590826), (238, 541850590), (340, 379295413), (476, 270925295), (595, 216740236), (1190, 108370118), (2380, 54185059)]