90187860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{214733}}^1$

素因数の和:214752

約数の個数: 48

約数和(自身を含む): 288602496

約数和(自身を除く): 198414636

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 214733, 429466, 644199, 858932, 1073665, 1288398, 1503131, 2147330, 2576796, 3006262, 3220995, 4294660, 4509393, 6012524, 6441990, 7515655, 9018786, 12883980, 15031310, 18037572, 22546965, 30062620, 45093930, 90187860]

約数ペア:

[(1, 90187860), (2, 45093930), (3, 30062620), (4, 22546965), (5, 18037572), (6, 15031310), (7, 12883980), (10, 9018786), (12, 7515655), (14, 6441990), (15, 6012524), (20, 4509393), (21, 4294660), (28, 3220995), (30, 3006262), (35, 2576796), (42, 2147330), (60, 1503131), (70, 1288398), (84, 1073665), (105, 858932), (140, 644199), (210, 429466), (420, 214733)]