245424396

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{307}}^2$

素因数の和:659

約数の個数: 72

約数和(自身を含む): 677784576

約数和(自身を除く): 432360180

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 186, 217, 307, 372, 434, 614, 651, 868, 921, 1228, 1302, 1842, 2149, 2604, 3684, 4298, 6447, 8596, 9517, 12894, 19034, 25788, 28551, 38068, 57102, 66619, 94249, 114204, 133238, 188498, 199857, 266476, 282747, 376996, 399714, 565494, 659743, 799428, 1130988, 1319486, 1979229, 2638972, 2921719, 3958458, 5843438, 7916916, 8765157, 11686876, 17530314, 20452033, 35060628, 40904066, 61356099, 81808132, 122712198, 245424396]

約数ペア:

[(1, 245424396), (2, 122712198), (3, 81808132), (4, 61356099), (6, 40904066), (7, 35060628), (12, 20452033), (14, 17530314), (21, 11686876), (28, 8765157), (31, 7916916), (42, 5843438), (62, 3958458), (84, 2921719), (93, 2638972), (124, 1979229), (186, 1319486), (217, 1130988), (307, 799428), (372, 659743), (434, 565494), (614, 399714), (651, 376996), (868, 282747), (921, 266476), (1228, 199857), (1302, 188498), (1842, 133238), (2149, 114204), (2604, 94249), (3684, 66619), (4298, 57102), (6447, 38068), (8596, 28551), (9517, 25788), (12894, 19034)]