219022020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{173827}}^1$

素因数の和:173849

約数の個数: 72

約数和(自身を含む): 759280704

約数和(自身を除く): 540258684

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, 173827, 347654, 521481, 695308, 869135, 1042962, 1216789, 1564443, 1738270, 2085924, 2433578, 2607405, 3128886, 3476540, 3650367, 4867156, 5214810, 6083945, 6257772, 7300734, 7822215, 10429620, 10951101, 12167890, 14601468, 15644430, 18251835, 21902202, 24335780, 31288860, 36503670, 43804404, 54755505, 73007340, 109511010, 219022020]

約数ペア:

[(1, 219022020), (2, 109511010), (3, 73007340), (4, 54755505), (5, 43804404), (6, 36503670), (7, 31288860), (9, 24335780), (10, 21902202), (12, 18251835), (14, 15644430), (15, 14601468), (18, 12167890), (20, 10951101), (21, 10429620), (28, 7822215), (30, 7300734), (35, 6257772), (36, 6083945), (42, 5214810), (45, 4867156), (60, 3650367), (63, 3476540), (70, 3128886), (84, 2607405), (90, 2433578), (105, 2085924), (126, 1738270), (140, 1564443), (180, 1216789), (210, 1042962), (252, 869135), (315, 695308), (420, 521481), (630, 347654), (1260, 173827)]