393720660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{115123}}^1$

素因数の和:115157

約数の個数: 72

約数和(自身を含む): 1257154080

約数和(自身を除く): 863433420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 115123, 230246, 345369, 460492, 575615, 690738, 1036107, 1151230, 1381476, 1726845, 2072214, 2187337, 2302460, 3453690, 4144428, 4374674, 5180535, 6562011, 6907380, 8749348, 10361070, 10936685, 13124022, 19686033, 20722140, 21873370, 26248044, 32810055, 39372066, 43746740, 65620110, 78744132, 98430165, 131240220, 196860330, 393720660]

約数ペア:

[(1, 393720660), (2, 196860330), (3, 131240220), (4, 98430165), (5, 78744132), (6, 65620110), (9, 43746740), (10, 39372066), (12, 32810055), (15, 26248044), (18, 21873370), (19, 20722140), (20, 19686033), (30, 13124022), (36, 10936685), (38, 10361070), (45, 8749348), (57, 6907380), (60, 6562011), (76, 5180535), (90, 4374674), (95, 4144428), (114, 3453690), (171, 2302460), (180, 2187337), (190, 2072214), (228, 1726845), (285, 1381476), (342, 1151230), (380, 1036107), (570, 690738), (684, 575615), (855, 460492), (1140, 345369), (1710, 230246), (3420, 115123)]