218986240

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1$

素因数の和:286

約数の個数: 144

約数和(自身を含む): 581607936

約数和(自身を除く): 362621696

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 103, 110, 128, 151, 160, 176, 206, 220, 256, 302, 320, 352, 412, 440, 515, 604, 640, 704, 755, 824, 880, 1030, 1133, 1208, 1280, 1408, 1510, 1648, 1661, 1760, 2060, 2266, 2416, 2816, 3020, 3296, 3322, 3520, 4120, 4532, 4832, 5665, 6040, 6592, 6644, 7040, 8240, 8305, 9064, 9664, 11330, 12080, 13184, 13288, 14080, 15553, 16480, 16610, 18128, 19328, 22660, 24160, 26368, 26576, 31106, 32960, 33220, 36256, 38656, 45320, 48320, 53152, 62212, 65920, 66440, 72512, 77765, 90640, 96640, 106304, 124424, 131840, 132880, 145024, 155530, 171083, 181280, 193280, 212608, 248848, 265760, 290048, 311060, 342166, 362560, 425216, 497696, 531520, 622120, 684332, 725120, 855415, 995392, 1063040, 1244240, 1368664, 1450240, 1710830, 1990784, 2126080, 2488480, 2737328, 3421660, 3981568, 4976960, 5474656, 6843320, 9953920, 10949312, 13686640, 19907840, 21898624, 27373280, 43797248, 54746560, 109493120, 218986240]

約数ペア:

[(1, 218986240), (2, 109493120), (4, 54746560), (5, 43797248), (8, 27373280), (10, 21898624), (11, 19907840), (16, 13686640), (20, 10949312), (22, 9953920), (32, 6843320), (40, 5474656), (44, 4976960), (55, 3981568), (64, 3421660), (80, 2737328), (88, 2488480), (103, 2126080), (110, 1990784), (128, 1710830), (151, 1450240), (160, 1368664), (176, 1244240), (206, 1063040), (220, 995392), (256, 855415), (302, 725120), (320, 684332), (352, 622120), (412, 531520), (440, 497696), (515, 425216), (604, 362560), (640, 342166), (704, 311060), (755, 290048), (824, 265760), (880, 248848), (1030, 212608), (1133, 193280), (1208, 181280), (1280, 171083), (1408, 155530), (1510, 145024), (1648, 132880), (1661, 131840), (1760, 124424), (2060, 106304), (2266, 96640), (2416, 90640), (2816, 77765), (3020, 72512), (3296, 66440), (3322, 65920), (3520, 62212), (4120, 53152), (4532, 48320), (4832, 45320), (5665, 38656), (6040, 36256), (6592, 33220), (6644, 32960), (7040, 31106), (8240, 26576), (8305, 26368), (9064, 24160), (9664, 22660), (11330, 19328), (12080, 18128), (13184, 16610), (13288, 16480), (14080, 15553)]