28647993120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{249721}}^1$

素因数の和:249978

約数の個数: 96

約数和(自身を含む): 90619119360

約数和(自身を除く): 61971126240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 239, 240, 478, 480, 717, 956, 1195, 1434, 1912, 2390, 2868, 3585, 3824, 4780, 5736, 7170, 7648, 9560, 11472, 14340, 19120, 22944, 28680, 38240, 57360, 114720, 249721, 499442, 749163, 998884, 1248605, 1498326, 1997768, 2497210, 2996652, 3745815, 3995536, 4994420, 5993304, 7491630, 7991072, 9988840, 11986608, 14983260, 19977680, 23973216, 29966520, 39955360, 59683319, 59933040, 119366638, 119866080, 179049957, 238733276, 298416595, 358099914, 477466552, 596833190, 716199828, 895249785, 954933104, 1193666380, 1432399656, 1790499570, 1909866208, 2387332760, 2864799312, 3580999140, 4774665520, 5729598624, 7161998280, 9549331040, 14323996560, 28647993120]

約数ペア:

[(1, 28647993120), (2, 14323996560), (3, 9549331040), (4, 7161998280), (5, 5729598624), (6, 4774665520), (8, 3580999140), (10, 2864799312), (12, 2387332760), (15, 1909866208), (16, 1790499570), (20, 1432399656), (24, 1193666380), (30, 954933104), (32, 895249785), (40, 716199828), (48, 596833190), (60, 477466552), (80, 358099914), (96, 298416595), (120, 238733276), (160, 179049957), (239, 119866080), (240, 119366638), (478, 59933040), (480, 59683319), (717, 39955360), (956, 29966520), (1195, 23973216), (1434, 19977680), (1912, 14983260), (2390, 11986608), (2868, 9988840), (3585, 7991072), (3824, 7491630), (4780, 5993304), (5736, 4994420), (7170, 3995536), (7648, 3745815), (9560, 2996652), (11472, 2497210), (14340, 1997768), (19120, 1498326), (22944, 1248605), (28680, 998884), (38240, 749163), (57360, 499442), (114720, 249721)]