77861760

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{379}}^1$

素因数の和:508

約数の個数: 128

約数和(自身を含む): 251164800

約数和(自身を除く): 173303040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 107, 120, 128, 160, 192, 214, 240, 320, 321, 379, 384, 428, 480, 535, 640, 642, 758, 856, 960, 1070, 1137, 1284, 1516, 1605, 1712, 1895, 1920, 2140, 2274, 2568, 3032, 3210, 3424, 3790, 4280, 4548, 5136, 5685, 6064, 6420, 6848, 7580, 8560, 9096, 10272, 11370, 12128, 12840, 13696, 15160, 17120, 18192, 20544, 22740, 24256, 25680, 30320, 34240, 36384, 40553, 41088, 45480, 48512, 51360, 60640, 68480, 72768, 81106, 90960, 102720, 121280, 121659, 145536, 162212, 181920, 202765, 205440, 242560, 243318, 324424, 363840, 405530, 486636, 608295, 648848, 727680, 811060, 973272, 1216590, 1297696, 1622120, 1946544, 2433180, 2595392, 3244240, 3893088, 4866360, 5190784, 6488480, 7786176, 9732720, 12976960, 15572352, 19465440, 25953920, 38930880, 77861760]

約数ペア:

[(1, 77861760), (2, 38930880), (3, 25953920), (4, 19465440), (5, 15572352), (6, 12976960), (8, 9732720), (10, 7786176), (12, 6488480), (15, 5190784), (16, 4866360), (20, 3893088), (24, 3244240), (30, 2595392), (32, 2433180), (40, 1946544), (48, 1622120), (60, 1297696), (64, 1216590), (80, 973272), (96, 811060), (107, 727680), (120, 648848), (128, 608295), (160, 486636), (192, 405530), (214, 363840), (240, 324424), (320, 243318), (321, 242560), (379, 205440), (384, 202765), (428, 181920), (480, 162212), (535, 145536), (640, 121659), (642, 121280), (758, 102720), (856, 90960), (960, 81106), (1070, 72768), (1137, 68480), (1284, 60640), (1516, 51360), (1605, 48512), (1712, 45480), (1895, 41088), (1920, 40553), (2140, 36384), (2274, 34240), (2568, 30320), (3032, 25680), (3210, 24256), (3424, 22740), (3790, 20544), (4280, 18192), (4548, 17120), (5136, 15160), (5685, 13696), (6064, 12840), (6420, 12128), (6848, 11370), (7580, 10272), (8560, 9096)]