816365904

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{3947}}^1$

素因数の和:4128

約数の個数: 80

約数和(自身を含む): 2193192960

約数和(自身を除く): 1376827056

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 139, 186, 248, 278, 372, 417, 496, 556, 744, 834, 1112, 1488, 1668, 2224, 3336, 3947, 4309, 6672, 7894, 8618, 11841, 12927, 15788, 17236, 23682, 25854, 31576, 34472, 47364, 51708, 63152, 68944, 94728, 103416, 122357, 189456, 206832, 244714, 367071, 489428, 548633, 734142, 978856, 1097266, 1468284, 1645899, 1957712, 2194532, 2936568, 3291798, 4389064, 5873136, 6583596, 8778128, 13167192, 17007623, 26334384, 34015246, 51022869, 68030492, 102045738, 136060984, 204091476, 272121968, 408182952, 816365904]

約数ペア:

[(1, 816365904), (2, 408182952), (3, 272121968), (4, 204091476), (6, 136060984), (8, 102045738), (12, 68030492), (16, 51022869), (24, 34015246), (31, 26334384), (48, 17007623), (62, 13167192), (93, 8778128), (124, 6583596), (139, 5873136), (186, 4389064), (248, 3291798), (278, 2936568), (372, 2194532), (417, 1957712), (496, 1645899), (556, 1468284), (744, 1097266), (834, 978856), (1112, 734142), (1488, 548633), (1668, 489428), (2224, 367071), (3336, 244714), (3947, 206832), (4309, 189456), (6672, 122357), (7894, 103416), (8618, 94728), (11841, 68944), (12927, 63152), (15788, 51708), (17236, 47364), (23682, 34472), (25854, 31576)]