81419760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{113083}}^1$

素因数の和:113102

約数の個数: 60

約数和(自身を含む): 273437112

約数和(自身を除く): 192017352

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 113083, 226166, 339249, 452332, 565415, 678498, 904664, 1017747, 1130830, 1356996, 1696245, 1809328, 2035494, 2261660, 2713992, 3392490, 4070988, 4523320, 5088735, 5427984, 6784980, 8141976, 9046640, 10177470, 13569960, 16283952, 20354940, 27139920, 40709880, 81419760]

約数ペア:

[(1, 81419760), (2, 40709880), (3, 27139920), (4, 20354940), (5, 16283952), (6, 13569960), (8, 10177470), (9, 9046640), (10, 8141976), (12, 6784980), (15, 5427984), (16, 5088735), (18, 4523320), (20, 4070988), (24, 3392490), (30, 2713992), (36, 2261660), (40, 2035494), (45, 1809328), (48, 1696245), (60, 1356996), (72, 1130830), (80, 1017747), (90, 904664), (120, 678498), (144, 565415), (180, 452332), (240, 339249), (360, 226166), (720, 113083)]