6439140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{431}}^1$

素因数の和:529

約数の個数: 72

約数和(自身を含む): 19813248

約数和(自身を除く): 13374108

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 83, 90, 166, 180, 249, 332, 415, 431, 498, 747, 830, 862, 996, 1245, 1293, 1494, 1660, 1724, 2155, 2490, 2586, 2988, 3735, 3879, 4310, 4980, 5172, 6465, 7470, 7758, 8620, 12930, 14940, 15516, 19395, 25860, 35773, 38790, 71546, 77580, 107319, 143092, 178865, 214638, 321957, 357730, 429276, 536595, 643914, 715460, 1073190, 1287828, 1609785, 2146380, 3219570, 6439140]

約数ペア:

[(1, 6439140), (2, 3219570), (3, 2146380), (4, 1609785), (5, 1287828), (6, 1073190), (9, 715460), (10, 643914), (12, 536595), (15, 429276), (18, 357730), (20, 321957), (30, 214638), (36, 178865), (45, 143092), (60, 107319), (83, 77580), (90, 71546), (166, 38790), (180, 35773), (249, 25860), (332, 19395), (415, 15516), (431, 14940), (498, 12930), (747, 8620), (830, 7758), (862, 7470), (996, 6465), (1245, 5172), (1293, 4980), (1494, 4310), (1660, 3879), (1724, 3735), (2155, 2988), (2490, 2586)]