78588540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{1013}}^1$

素因数の和:1459

約数の個数: 72

約数和(自身を含む): 239174208

約数和(自身を除く): 160585668

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 431, 862, 1013, 1293, 1724, 2026, 2155, 2586, 3039, 3879, 4052, 4310, 5065, 5172, 6078, 6465, 7758, 8620, 9117, 10130, 12156, 12930, 15195, 15516, 18234, 19395, 20260, 25860, 30390, 36468, 38790, 45585, 60780, 77580, 91170, 182340, 436603, 873206, 1309809, 1746412, 2183015, 2619618, 3929427, 4366030, 5239236, 6549045, 7858854, 8732060, 13098090, 15717708, 19647135, 26196180, 39294270, 78588540]

約数ペア:

[(1, 78588540), (2, 39294270), (3, 26196180), (4, 19647135), (5, 15717708), (6, 13098090), (9, 8732060), (10, 7858854), (12, 6549045), (15, 5239236), (18, 4366030), (20, 3929427), (30, 2619618), (36, 2183015), (45, 1746412), (60, 1309809), (90, 873206), (180, 436603), (431, 182340), (862, 91170), (1013, 77580), (1293, 60780), (1724, 45585), (2026, 38790), (2155, 36468), (2586, 30390), (3039, 25860), (3879, 20260), (4052, 19395), (4310, 18234), (5065, 15516), (5172, 15195), (6078, 12930), (6465, 12156), (7758, 10130), (8620, 9117)]