151998420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{361901}}^1$

素因数の和:361920

約数の個数: 48

約数和(自身を含む): 486396288

約数和(自身を除く): 334397868

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, 361901, 723802, 1085703, 1447604, 1809505, 2171406, 2533307, 3619010, 4342812, 5066614, 5428515, 7238020, 7599921, 10133228, 10857030, 12666535, 15199842, 21714060, 25333070, 30399684, 37999605, 50666140, 75999210, 151998420]

約数ペア:

[(1, 151998420), (2, 75999210), (3, 50666140), (4, 37999605), (5, 30399684), (6, 25333070), (7, 21714060), (10, 15199842), (12, 12666535), (14, 10857030), (15, 10133228), (20, 7599921), (21, 7238020), (28, 5428515), (30, 5066614), (35, 4342812), (42, 3619010), (60, 2533307), (70, 2171406), (84, 1809505), (105, 1447604), (140, 1085703), (210, 723802), (420, 361901)]