228304720

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{419}}^1$

素因数の和:585

約数の個数: 120

約数和(自身を含む): 623397600

約数和(自身を除く): 395092880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 139, 140, 196, 245, 278, 280, 392, 419, 490, 556, 560, 695, 784, 838, 973, 980, 1112, 1390, 1676, 1946, 1960, 2095, 2224, 2780, 2933, 3352, 3892, 3920, 4190, 4865, 5560, 5866, 6704, 6811, 7784, 8380, 9730, 11120, 11732, 13622, 14665, 15568, 16760, 19460, 20531, 23464, 27244, 29330, 33520, 34055, 38920, 41062, 46928, 54488, 58241, 58660, 68110, 77840, 82124, 102655, 108976, 116482, 117320, 136220, 164248, 205310, 232964, 234640, 272440, 291205, 328496, 407687, 410620, 465928, 544880, 582410, 815374, 821240, 931856, 1164820, 1630748, 1642480, 2038435, 2329640, 2853809, 3261496, 4076870, 4659280, 5707618, 6522992, 8153740, 11415236, 14269045, 16307480, 22830472, 28538090, 32614960, 45660944, 57076180, 114152360, 228304720]

約数ペア:

[(1, 228304720), (2, 114152360), (4, 57076180), (5, 45660944), (7, 32614960), (8, 28538090), (10, 22830472), (14, 16307480), (16, 14269045), (20, 11415236), (28, 8153740), (35, 6522992), (40, 5707618), (49, 4659280), (56, 4076870), (70, 3261496), (80, 2853809), (98, 2329640), (112, 2038435), (139, 1642480), (140, 1630748), (196, 1164820), (245, 931856), (278, 821240), (280, 815374), (392, 582410), (419, 544880), (490, 465928), (556, 410620), (560, 407687), (695, 328496), (784, 291205), (838, 272440), (973, 234640), (980, 232964), (1112, 205310), (1390, 164248), (1676, 136220), (1946, 117320), (1960, 116482), (2095, 108976), (2224, 102655), (2780, 82124), (2933, 77840), (3352, 68110), (3892, 58660), (3920, 58241), (4190, 54488), (4865, 46928), (5560, 41062), (5866, 38920), (6704, 34055), (6811, 33520), (7784, 29330), (8380, 27244), (9730, 23464), (11120, 20531), (11732, 19460), (13622, 16760), (14665, 15568)]