54718020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{43427}}^1$

素因数の和:43449

約数の個数: 72

約数和(自身を含む): 189693504

約数和(自身を除く): 134975484

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 43427, 86854, 130281, 173708, 217135, 260562, 303989, 390843, 434270, 521124, 607978, 651405, 781686, 868540, 911967, 1215956, 1302810, 1519945, 1563372, 1823934, 1954215, 2605620, 2735901, 3039890, 3647868, 3908430, 4559835, 5471802, 6079780, 7816860, 9119670, 10943604, 13679505, 18239340, 27359010, 54718020]

約数ペア:

[(1, 54718020), (2, 27359010), (3, 18239340), (4, 13679505), (5, 10943604), (6, 9119670), (7, 7816860), (9, 6079780), (10, 5471802), (12, 4559835), (14, 3908430), (15, 3647868), (18, 3039890), (20, 2735901), (21, 2605620), (28, 1954215), (30, 1823934), (35, 1563372), (36, 1519945), (42, 1302810), (45, 1215956), (60, 911967), (63, 868540), (70, 781686), (84, 651405), (90, 607978), (105, 521124), (126, 434270), (140, 390843), (180, 303989), (210, 260562), (252, 217135), (315, 173708), (420, 130281), (630, 86854), (1260, 43427)]