15420144

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1$

素因数の和:326

約数の個数: 80

約数和(自身を含む): 42251264

約数和(自身を除く): 26831120

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 43, 48, 62, 86, 93, 124, 129, 172, 186, 241, 248, 258, 344, 372, 482, 496, 516, 688, 723, 744, 964, 1032, 1333, 1446, 1488, 1928, 2064, 2666, 2892, 3856, 3999, 5332, 5784, 7471, 7998, 10363, 10664, 11568, 14942, 15996, 20726, 21328, 22413, 29884, 31089, 31992, 41452, 44826, 59768, 62178, 63984, 82904, 89652, 119536, 124356, 165808, 179304, 248712, 321253, 358608, 497424, 642506, 963759, 1285012, 1927518, 2570024, 3855036, 5140048, 7710072, 15420144]

約数ペア:

[(1, 15420144), (2, 7710072), (3, 5140048), (4, 3855036), (6, 2570024), (8, 1927518), (12, 1285012), (16, 963759), (24, 642506), (31, 497424), (43, 358608), (48, 321253), (62, 248712), (86, 179304), (93, 165808), (124, 124356), (129, 119536), (172, 89652), (186, 82904), (241, 63984), (248, 62178), (258, 59768), (344, 44826), (372, 41452), (482, 31992), (496, 31089), (516, 29884), (688, 22413), (723, 21328), (744, 20726), (964, 15996), (1032, 14942), (1333, 11568), (1446, 10664), (1488, 10363), (1928, 7998), (2064, 7471), (2666, 5784), (2892, 5332), (3856, 3999)]