77587840

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:240

約数の個数: 128

約数和(自身を含む): 206219520

約数和(自身を除く): 128631680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 103, 107, 110, 128, 160, 176, 206, 214, 220, 320, 352, 412, 428, 440, 515, 535, 640, 704, 824, 856, 880, 1030, 1070, 1133, 1177, 1408, 1648, 1712, 1760, 2060, 2140, 2266, 2354, 3296, 3424, 3520, 4120, 4280, 4532, 4708, 5665, 5885, 6592, 6848, 7040, 8240, 8560, 9064, 9416, 11021, 11330, 11770, 13184, 13696, 16480, 17120, 18128, 18832, 22042, 22660, 23540, 32960, 34240, 36256, 37664, 44084, 45320, 47080, 55105, 65920, 68480, 72512, 75328, 88168, 90640, 94160, 110210, 121231, 145024, 150656, 176336, 181280, 188320, 220420, 242462, 352672, 362560, 376640, 440840, 484924, 606155, 705344, 725120, 753280, 881680, 969848, 1212310, 1410688, 1763360, 1939696, 2424620, 3526720, 3879392, 4849240, 7053440, 7758784, 9698480, 15517568, 19396960, 38793920, 77587840]

約数ペア:

[(1, 77587840), (2, 38793920), (4, 19396960), (5, 15517568), (8, 9698480), (10, 7758784), (11, 7053440), (16, 4849240), (20, 3879392), (22, 3526720), (32, 2424620), (40, 1939696), (44, 1763360), (55, 1410688), (64, 1212310), (80, 969848), (88, 881680), (103, 753280), (107, 725120), (110, 705344), (128, 606155), (160, 484924), (176, 440840), (206, 376640), (214, 362560), (220, 352672), (320, 242462), (352, 220420), (412, 188320), (428, 181280), (440, 176336), (515, 150656), (535, 145024), (640, 121231), (704, 110210), (824, 94160), (856, 90640), (880, 88168), (1030, 75328), (1070, 72512), (1133, 68480), (1177, 65920), (1408, 55105), (1648, 47080), (1712, 45320), (1760, 44084), (2060, 37664), (2140, 36256), (2266, 34240), (2354, 32960), (3296, 23540), (3424, 22660), (3520, 22042), (4120, 18832), (4280, 18128), (4532, 17120), (4708, 16480), (5665, 13696), (5885, 13184), (6592, 11770), (6848, 11330), (7040, 11021), (8240, 9416), (8560, 9064)]