21676320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{15053}}^1$

素因数の和:15074

約数の個数: 72

約数和(自身を含む): 73975356

約数和(自身を除く): 52299036

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 15053, 30106, 45159, 60212, 75265, 90318, 120424, 135477, 150530, 180636, 225795, 240848, 270954, 301060, 361272, 451590, 481696, 541908, 602120, 677385, 722544, 903180, 1083816, 1204240, 1354770, 1445088, 1806360, 2167632, 2408480, 2709540, 3612720, 4335264, 5419080, 7225440, 10838160, 21676320]

約数ペア:

[(1, 21676320), (2, 10838160), (3, 7225440), (4, 5419080), (5, 4335264), (6, 3612720), (8, 2709540), (9, 2408480), (10, 2167632), (12, 1806360), (15, 1445088), (16, 1354770), (18, 1204240), (20, 1083816), (24, 903180), (30, 722544), (32, 677385), (36, 602120), (40, 541908), (45, 481696), (48, 451590), (60, 361272), (72, 301060), (80, 270954), (90, 240848), (96, 225795), (120, 180636), (144, 150530), (160, 135477), (180, 120424), (240, 90318), (288, 75265), (360, 60212), (480, 45159), (720, 30106), (1440, 15053)]