121440620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{1493}}^1$

素因数の和:1599

約数の個数: 72

約数和(自身を含む): 300437424

約数和(自身を除く): 178996804

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 83, 98, 140, 166, 196, 245, 332, 415, 490, 581, 830, 980, 1162, 1493, 1660, 2324, 2905, 2986, 4067, 5810, 5972, 7465, 8134, 10451, 11620, 14930, 16268, 20335, 20902, 29860, 40670, 41804, 52255, 73157, 81340, 104510, 123919, 146314, 209020, 247838, 292628, 365785, 495676, 619595, 731570, 867433, 1239190, 1463140, 1734866, 2478380, 3469732, 4337165, 6072031, 8674330, 12144062, 17348660, 24288124, 30360155, 60720310, 121440620]

約数ペア:

[(1, 121440620), (2, 60720310), (4, 30360155), (5, 24288124), (7, 17348660), (10, 12144062), (14, 8674330), (20, 6072031), (28, 4337165), (35, 3469732), (49, 2478380), (70, 1734866), (83, 1463140), (98, 1239190), (140, 867433), (166, 731570), (196, 619595), (245, 495676), (332, 365785), (415, 292628), (490, 247838), (581, 209020), (830, 146314), (980, 123919), (1162, 104510), (1493, 81340), (1660, 73157), (2324, 52255), (2905, 41804), (2986, 40670), (4067, 29860), (5810, 20902), (5972, 20335), (7465, 16268), (8134, 14930), (10451, 11620)]