78729960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{1481}}^1$

素因数の和:1938

約数の個数: 64

約数和(自身を含む): 236882880

約数和(自身を除く): 158152920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 443, 886, 1329, 1481, 1772, 2215, 2658, 2962, 3544, 4430, 4443, 5316, 5924, 6645, 7405, 8860, 8886, 10632, 11848, 13290, 14810, 17720, 17772, 22215, 26580, 29620, 35544, 44430, 53160, 59240, 88860, 177720, 656083, 1312166, 1968249, 2624332, 3280415, 3936498, 5248664, 6560830, 7872996, 9841245, 13121660, 15745992, 19682490, 26243320, 39364980, 78729960]

約数ペア:

[(1, 78729960), (2, 39364980), (3, 26243320), (4, 19682490), (5, 15745992), (6, 13121660), (8, 9841245), (10, 7872996), (12, 6560830), (15, 5248664), (20, 3936498), (24, 3280415), (30, 2624332), (40, 1968249), (60, 1312166), (120, 656083), (443, 177720), (886, 88860), (1329, 59240), (1481, 53160), (1772, 44430), (2215, 35544), (2658, 29620), (2962, 26580), (3544, 22215), (4430, 17772), (4443, 17720), (5316, 14810), (5924, 13290), (6645, 11848), (7405, 10632), (8860, 8886)]