155960820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{3221}}^1$

素因数の和:3505

約数の個数: 72

約数和(自身を含む): 474987240

約数和(自身を除く): 319026420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 269, 538, 807, 1076, 1345, 1614, 2421, 2690, 3221, 3228, 4035, 4842, 5380, 6442, 8070, 9663, 9684, 12105, 12884, 16105, 16140, 19326, 24210, 28989, 32210, 38652, 48315, 48420, 57978, 64420, 96630, 115956, 144945, 193260, 289890, 579780, 866449, 1732898, 2599347, 3465796, 4332245, 5198694, 7798041, 8664490, 10397388, 12996735, 15596082, 17328980, 25993470, 31192164, 38990205, 51986940, 77980410, 155960820]

約数ペア:

[(1, 155960820), (2, 77980410), (3, 51986940), (4, 38990205), (5, 31192164), (6, 25993470), (9, 17328980), (10, 15596082), (12, 12996735), (15, 10397388), (18, 8664490), (20, 7798041), (30, 5198694), (36, 4332245), (45, 3465796), (60, 2599347), (90, 1732898), (180, 866449), (269, 579780), (538, 289890), (807, 193260), (1076, 144945), (1345, 115956), (1614, 96630), (2421, 64420), (2690, 57978), (3221, 48420), (3228, 48315), (4035, 38652), (4842, 32210), (5380, 28989), (6442, 24210), (8070, 19326), (9663, 16140), (9684, 16105), (12105, 12884)]