2215697680

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{80747}}^1$

素因数の和:80781

約数の個数: 80

約数和(自身を含む): 6007651200

約数和(自身を除く): 3791953520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1372, 1715, 1960, 2744, 3430, 3920, 5488, 6860, 13720, 27440, 80747, 161494, 322988, 403735, 565229, 645976, 807470, 1130458, 1291952, 1614940, 2260916, 2826145, 3229880, 3956603, 4521832, 5652290, 6459760, 7913206, 9043664, 11304580, 15826412, 19783015, 22609160, 27696221, 31652824, 39566030, 45218320, 55392442, 63305648, 79132060, 110784884, 138481105, 158264120, 221569768, 276962210, 316528240, 443139536, 553924420, 1107848840, 2215697680]

約数ペア:

[(1, 2215697680), (2, 1107848840), (4, 553924420), (5, 443139536), (7, 316528240), (8, 276962210), (10, 221569768), (14, 158264120), (16, 138481105), (20, 110784884), (28, 79132060), (35, 63305648), (40, 55392442), (49, 45218320), (56, 39566030), (70, 31652824), (80, 27696221), (98, 22609160), (112, 19783015), (140, 15826412), (196, 11304580), (245, 9043664), (280, 7913206), (343, 6459760), (392, 5652290), (490, 4521832), (560, 3956603), (686, 3229880), (784, 2826145), (980, 2260916), (1372, 1614940), (1715, 1291952), (1960, 1130458), (2744, 807470), (3430, 645976), (3920, 565229), (5488, 403735), (6860, 322988), (13720, 161494), (27440, 80747)]