729038320

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{1237}}^1$

素因数の和:1442

約数の個数: 80

約数和(自身を含む): 1740826080

約数和(自身を除く): 1011787760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 139, 212, 265, 278, 424, 530, 556, 695, 848, 1060, 1112, 1237, 1390, 2120, 2224, 2474, 2780, 4240, 4948, 5560, 6185, 7367, 9896, 11120, 12370, 14734, 19792, 24740, 29468, 36835, 49480, 58936, 65561, 73670, 98960, 117872, 131122, 147340, 171943, 262244, 294680, 327805, 343886, 524488, 589360, 655610, 687772, 859715, 1048976, 1311220, 1375544, 1719430, 2622440, 2751088, 3438860, 5244880, 6877720, 9112979, 13755440, 18225958, 36451916, 45564895, 72903832, 91129790, 145807664, 182259580, 364519160, 729038320]

約数ペア:

[(1, 729038320), (2, 364519160), (4, 182259580), (5, 145807664), (8, 91129790), (10, 72903832), (16, 45564895), (20, 36451916), (40, 18225958), (53, 13755440), (80, 9112979), (106, 6877720), (139, 5244880), (212, 3438860), (265, 2751088), (278, 2622440), (424, 1719430), (530, 1375544), (556, 1311220), (695, 1048976), (848, 859715), (1060, 687772), (1112, 655610), (1237, 589360), (1390, 524488), (2120, 343886), (2224, 327805), (2474, 294680), (2780, 262244), (4240, 171943), (4948, 147340), (5560, 131122), (6185, 117872), (7367, 98960), (9896, 73670), (11120, 65561), (12370, 58936), (14734, 49480), (19792, 36835), (24740, 29468)]