268997440

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{293}}^1$

素因数の和:480

約数の個数: 112

約数和(自身を含む): 681045120

約数和(自身を除く): 412047680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 151, 152, 160, 190, 293, 302, 304, 320, 380, 586, 604, 608, 755, 760, 1172, 1208, 1216, 1465, 1510, 1520, 2344, 2416, 2869, 2930, 3020, 3040, 4688, 4832, 5567, 5738, 5860, 6040, 6080, 9376, 9664, 11134, 11476, 11720, 12080, 14345, 18752, 22268, 22952, 23440, 24160, 27835, 28690, 44243, 44536, 45904, 46880, 48320, 55670, 57380, 88486, 89072, 91808, 93760, 111340, 114760, 176972, 178144, 183616, 221215, 222680, 229520, 353944, 356288, 442430, 445360, 459040, 707888, 840617, 884860, 890720, 918080, 1415776, 1681234, 1769720, 1781440, 2831552, 3362468, 3539440, 4203085, 6724936, 7078880, 8406170, 13449872, 14157760, 16812340, 26899744, 33624680, 53799488, 67249360, 134498720, 268997440]

約数ペア:

[(1, 268997440), (2, 134498720), (4, 67249360), (5, 53799488), (8, 33624680), (10, 26899744), (16, 16812340), (19, 14157760), (20, 13449872), (32, 8406170), (38, 7078880), (40, 6724936), (64, 4203085), (76, 3539440), (80, 3362468), (95, 2831552), (151, 1781440), (152, 1769720), (160, 1681234), (190, 1415776), (293, 918080), (302, 890720), (304, 884860), (320, 840617), (380, 707888), (586, 459040), (604, 445360), (608, 442430), (755, 356288), (760, 353944), (1172, 229520), (1208, 222680), (1216, 221215), (1465, 183616), (1510, 178144), (1520, 176972), (2344, 114760), (2416, 111340), (2869, 93760), (2930, 91808), (3020, 89072), (3040, 88486), (4688, 57380), (4832, 55670), (5567, 48320), (5738, 46880), (5860, 45904), (6040, 44536), (6080, 44243), (9376, 28690), (9664, 27835), (11134, 24160), (11476, 23440), (11720, 22952), (12080, 22268), (14345, 18752)]