304262560

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{197}}^2$

素因数の和:423

約数の個数: 108

約数和(自身を含む): 840444822

約数和(自身を除く): 536182262

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 197, 224, 245, 280, 392, 394, 490, 560, 784, 788, 980, 985, 1120, 1379, 1568, 1576, 1960, 1970, 2758, 3152, 3920, 3940, 5516, 6304, 6895, 7840, 7880, 9653, 11032, 13790, 15760, 19306, 22064, 27580, 31520, 38612, 38809, 44128, 48265, 55160, 77224, 77618, 96530, 110320, 154448, 155236, 193060, 194045, 220640, 271663, 308896, 310472, 386120, 388090, 543326, 620944, 772240, 776180, 1086652, 1241888, 1358315, 1544480, 1552360, 1901641, 2173304, 2716630, 3104720, 3803282, 4346608, 5433260, 6209440, 7606564, 8693216, 9508205, 10866520, 15213128, 19016410, 21733040, 30426256, 38032820, 43466080, 60852512, 76065640, 152131280, 304262560]

約数ペア:

[(1, 304262560), (2, 152131280), (4, 76065640), (5, 60852512), (7, 43466080), (8, 38032820), (10, 30426256), (14, 21733040), (16, 19016410), (20, 15213128), (28, 10866520), (32, 9508205), (35, 8693216), (40, 7606564), (49, 6209440), (56, 5433260), (70, 4346608), (80, 3803282), (98, 3104720), (112, 2716630), (140, 2173304), (160, 1901641), (196, 1552360), (197, 1544480), (224, 1358315), (245, 1241888), (280, 1086652), (392, 776180), (394, 772240), (490, 620944), (560, 543326), (784, 388090), (788, 386120), (980, 310472), (985, 308896), (1120, 271663), (1379, 220640), (1568, 194045), (1576, 193060), (1960, 155236), (1970, 154448), (2758, 110320), (3152, 96530), (3920, 77618), (3940, 77224), (5516, 55160), (6304, 48265), (6895, 44128), (7840, 38809), (7880, 38612), (9653, 31520), (11032, 27580), (13790, 22064), (15760, 19306)]