231580020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{551381}}^1$

素因数の和:551400

約数の個数: 48

約数和(自身を含む): 741057408

約数和(自身を除く): 509477388

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, 551381, 1102762, 1654143, 2205524, 2756905, 3308286, 3859667, 5513810, 6616572, 7719334, 8270715, 11027620, 11579001, 15438668, 16541430, 19298335, 23158002, 33082860, 38596670, 46316004, 57895005, 77193340, 115790010, 231580020]

約数ペア:

[(1, 231580020), (2, 115790010), (3, 77193340), (4, 57895005), (5, 46316004), (6, 38596670), (7, 33082860), (10, 23158002), (12, 19298335), (14, 16541430), (15, 15438668), (20, 11579001), (21, 11027620), (28, 8270715), (30, 7719334), (35, 6616572), (42, 5513810), (60, 3859667), (70, 3308286), (84, 2756905), (105, 2205524), (140, 1654143), (210, 1102762), (420, 551381)]