495511440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{66601}}^1$

素因数の和:66648

約数の個数: 80

約数和(自身を含む): 1585660416

約数和(自身を除く): 1090148976

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 66601, 133202, 199803, 266404, 333005, 399606, 532808, 666010, 799212, 999015, 1065616, 1332020, 1598424, 1998030, 2064631, 2664040, 3196848, 3996060, 4129262, 5328080, 6193893, 7992120, 8258524, 10323155, 12387786, 15984240, 16517048, 20646310, 24775572, 30969465, 33034096, 41292620, 49551144, 61938930, 82585240, 99102288, 123877860, 165170480, 247755720, 495511440]

約数ペア:

[(1, 495511440), (2, 247755720), (3, 165170480), (4, 123877860), (5, 99102288), (6, 82585240), (8, 61938930), (10, 49551144), (12, 41292620), (15, 33034096), (16, 30969465), (20, 24775572), (24, 20646310), (30, 16517048), (31, 15984240), (40, 12387786), (48, 10323155), (60, 8258524), (62, 7992120), (80, 6193893), (93, 5328080), (120, 4129262), (124, 3996060), (155, 3196848), (186, 2664040), (240, 2064631), (248, 1998030), (310, 1598424), (372, 1332020), (465, 1065616), (496, 999015), (620, 799212), (744, 666010), (930, 532808), (1240, 399606), (1488, 333005), (1860, 266404), (2480, 199803), (3720, 133202), (7440, 66601)]