42754860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{883}}^1$

素因数の和:1167

約数の個数: 72

約数和(自身を含む): 130319280

約数和(自身を除く): 87564420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 269, 538, 807, 883, 1076, 1345, 1614, 1766, 2421, 2649, 2690, 3228, 3532, 4035, 4415, 4842, 5298, 5380, 7947, 8070, 8830, 9684, 10596, 12105, 13245, 15894, 16140, 17660, 24210, 26490, 31788, 39735, 48420, 52980, 79470, 158940, 237527, 475054, 712581, 950108, 1187635, 1425162, 2137743, 2375270, 2850324, 3562905, 4275486, 4750540, 7125810, 8550972, 10688715, 14251620, 21377430, 42754860]

約数ペア:

[(1, 42754860), (2, 21377430), (3, 14251620), (4, 10688715), (5, 8550972), (6, 7125810), (9, 4750540), (10, 4275486), (12, 3562905), (15, 2850324), (18, 2375270), (20, 2137743), (30, 1425162), (36, 1187635), (45, 950108), (60, 712581), (90, 475054), (180, 237527), (269, 158940), (538, 79470), (807, 52980), (883, 48420), (1076, 39735), (1345, 31788), (1614, 26490), (1766, 24210), (2421, 17660), (2649, 16140), (2690, 15894), (3228, 13245), (3532, 12105), (4035, 10596), (4415, 9684), (4842, 8830), (5298, 8070), (5380, 7947)]