21936240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{30467}}^1$

素因数の和:30486

約数の個数: 60

約数和(自身を含む): 73671624

約数和(自身を除く): 51735384

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 30467, 60934, 91401, 121868, 152335, 182802, 243736, 274203, 304670, 365604, 457005, 487472, 548406, 609340, 731208, 914010, 1096812, 1218680, 1371015, 1462416, 1828020, 2193624, 2437360, 2742030, 3656040, 4387248, 5484060, 7312080, 10968120, 21936240]

約数ペア:

[(1, 21936240), (2, 10968120), (3, 7312080), (4, 5484060), (5, 4387248), (6, 3656040), (8, 2742030), (9, 2437360), (10, 2193624), (12, 1828020), (15, 1462416), (16, 1371015), (18, 1218680), (20, 1096812), (24, 914010), (30, 731208), (36, 609340), (40, 548406), (45, 487472), (48, 457005), (60, 365604), (72, 304670), (80, 274203), (90, 243736), (120, 182802), (144, 152335), (180, 121868), (240, 91401), (360, 60934), (720, 30467)]