78466860

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{439}}^1$

素因数の和:788

約数の個数: 96

約数和(自身を含む): 245414400

約数和(自身を除く): 166947540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 331, 439, 540, 662, 878, 993, 1317, 1324, 1655, 1756, 1986, 2195, 2634, 2979, 3310, 3951, 3972, 4390, 4965, 5268, 5958, 6585, 6620, 7902, 8780, 8937, 9930, 11853, 11916, 13170, 14895, 15804, 17874, 19755, 19860, 23706, 26340, 29790, 35748, 39510, 44685, 47412, 59265, 59580, 79020, 89370, 118530, 145309, 178740, 237060, 290618, 435927, 581236, 726545, 871854, 1307781, 1453090, 1743708, 2179635, 2615562, 2906180, 3923343, 4359270, 5231124, 6538905, 7846686, 8718540, 13077810, 15693372, 19616715, 26155620, 39233430, 78466860]

約数ペア:

[(1, 78466860), (2, 39233430), (3, 26155620), (4, 19616715), (5, 15693372), (6, 13077810), (9, 8718540), (10, 7846686), (12, 6538905), (15, 5231124), (18, 4359270), (20, 3923343), (27, 2906180), (30, 2615562), (36, 2179635), (45, 1743708), (54, 1453090), (60, 1307781), (90, 871854), (108, 726545), (135, 581236), (180, 435927), (270, 290618), (331, 237060), (439, 178740), (540, 145309), (662, 118530), (878, 89370), (993, 79020), (1317, 59580), (1324, 59265), (1655, 47412), (1756, 44685), (1986, 39510), (2195, 35748), (2634, 29790), (2979, 26340), (3310, 23706), (3951, 19860), (3972, 19755), (4390, 17874), (4965, 15804), (5268, 14895), (5958, 13170), (6585, 11916), (6620, 11853), (7902, 9930), (8780, 8937)]