77341840

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:149

約数の個数: 160

約数和(自身を含む): 206102880

約数和(自身を除く): 128761040

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 34, 37, 40, 53, 58, 68, 74, 80, 85, 106, 116, 136, 145, 148, 170, 185, 212, 232, 265, 272, 290, 296, 340, 370, 424, 464, 493, 530, 580, 592, 629, 680, 740, 848, 901, 986, 1060, 1073, 1160, 1258, 1360, 1480, 1537, 1802, 1961, 1972, 2120, 2146, 2320, 2465, 2516, 2960, 3074, 3145, 3604, 3922, 3944, 4240, 4292, 4505, 4930, 5032, 5365, 6148, 6290, 7208, 7685, 7844, 7888, 8584, 9010, 9805, 9860, 10064, 10730, 12296, 12580, 14416, 15370, 15688, 17168, 18020, 18241, 19610, 19720, 21460, 24592, 25160, 26129, 30740, 31376, 33337, 36040, 36482, 39220, 39440, 42920, 50320, 52258, 56869, 61480, 66674, 72080, 72964, 78440, 85840, 91205, 104516, 113738, 122960, 130645, 133348, 145928, 156880, 166685, 182410, 209032, 227476, 261290, 266696, 284345, 291856, 333370, 364820, 418064, 454952, 522580, 533392, 568690, 666740, 729640, 909904, 966773, 1045160, 1137380, 1333480, 1459280, 1933546, 2090320, 2274760, 2666960, 3867092, 4549520, 4833865, 7734184, 9667730, 15468368, 19335460, 38670920, 77341840]

約数ペア:

[(1, 77341840), (2, 38670920), (4, 19335460), (5, 15468368), (8, 9667730), (10, 7734184), (16, 4833865), (17, 4549520), (20, 3867092), (29, 2666960), (34, 2274760), (37, 2090320), (40, 1933546), (53, 1459280), (58, 1333480), (68, 1137380), (74, 1045160), (80, 966773), (85, 909904), (106, 729640), (116, 666740), (136, 568690), (145, 533392), (148, 522580), (170, 454952), (185, 418064), (212, 364820), (232, 333370), (265, 291856), (272, 284345), (290, 266696), (296, 261290), (340, 227476), (370, 209032), (424, 182410), (464, 166685), (493, 156880), (530, 145928), (580, 133348), (592, 130645), (629, 122960), (680, 113738), (740, 104516), (848, 91205), (901, 85840), (986, 78440), (1060, 72964), (1073, 72080), (1160, 66674), (1258, 61480), (1360, 56869), (1480, 52258), (1537, 50320), (1802, 42920), (1961, 39440), (1972, 39220), (2120, 36482), (2146, 36040), (2320, 33337), (2465, 31376), (2516, 30740), (2960, 26129), (3074, 25160), (3145, 24592), (3604, 21460), (3922, 19720), (3944, 19610), (4240, 18241), (4292, 18020), (4505, 17168), (4930, 15688), (5032, 15370), (5365, 14416), (6148, 12580), (6290, 12296), (7208, 10730), (7685, 10064), (7844, 9860), (7888, 9805), (8584, 9010)]