7210140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17167}}^1$

素因数の和:17186

約数の個数: 48

約数和(自身を含む): 23073792

約数和(自身を除く): 15863652

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, 17167, 34334, 51501, 68668, 85835, 103002, 120169, 171670, 206004, 240338, 257505, 343340, 360507, 480676, 515010, 600845, 721014, 1030020, 1201690, 1442028, 1802535, 2403380, 3605070, 7210140]

約数ペア:

[(1, 7210140), (2, 3605070), (3, 2403380), (4, 1802535), (5, 1442028), (6, 1201690), (7, 1030020), (10, 721014), (12, 600845), (14, 515010), (15, 480676), (20, 360507), (21, 343340), (28, 257505), (30, 240338), (35, 206004), (42, 171670), (60, 120169), (70, 103002), (84, 85835), (105, 68668), (140, 51501), (210, 34334), (420, 17167)]