2687921880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{12451}}^1$

素因数の和:12729

約数の個数: 128

約数和(自身を含む): 9252334080

約数和(自身を除く): 6564412200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 257, 280, 420, 514, 771, 840, 1028, 1285, 1542, 1799, 2056, 2570, 3084, 3598, 3855, 5140, 5397, 6168, 7196, 7710, 8995, 10280, 10794, 12451, 14392, 15420, 17990, 21588, 24902, 26985, 30840, 35980, 37353, 43176, 49804, 53970, 62255, 71960, 74706, 87157, 99608, 107940, 124510, 149412, 174314, 186765, 215880, 249020, 261471, 298824, 348628, 373530, 435785, 498040, 522942, 697256, 747060, 871570, 1045884, 1307355, 1494120, 1743140, 2091768, 2614710, 3199907, 3486280, 5229420, 6399814, 9599721, 10458840, 12799628, 15999535, 19199442, 22399349, 25599256, 31999070, 38398884, 44798698, 47998605, 63998140, 67198047, 76797768, 89597396, 95997210, 111996745, 127996280, 134396094, 179194792, 191994420, 223993490, 268792188, 335990235, 383988840, 447986980, 537584376, 671980470, 895973960, 1343960940, 2687921880]

約数ペア:

[(1, 2687921880), (2, 1343960940), (3, 895973960), (4, 671980470), (5, 537584376), (6, 447986980), (7, 383988840), (8, 335990235), (10, 268792188), (12, 223993490), (14, 191994420), (15, 179194792), (20, 134396094), (21, 127996280), (24, 111996745), (28, 95997210), (30, 89597396), (35, 76797768), (40, 67198047), (42, 63998140), (56, 47998605), (60, 44798698), (70, 38398884), (84, 31999070), (105, 25599256), (120, 22399349), (140, 19199442), (168, 15999535), (210, 12799628), (257, 10458840), (280, 9599721), (420, 6399814), (514, 5229420), (771, 3486280), (840, 3199907), (1028, 2614710), (1285, 2091768), (1542, 1743140), (1799, 1494120), (2056, 1307355), (2570, 1045884), (3084, 871570), (3598, 747060), (3855, 697256), (5140, 522942), (5397, 498040), (6168, 435785), (7196, 373530), (7710, 348628), (8995, 298824), (10280, 261471), (10794, 249020), (12451, 215880), (14392, 186765), (15420, 174314), (17990, 149412), (21588, 124510), (24902, 107940), (26985, 99608), (30840, 87157), (35980, 74706), (37353, 71960), (43176, 62255), (49804, 53970)]