215340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:146

約数の個数: 48

約数和(自身を含む): 625632

約数和(自身を除く): 410292

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 97, 111, 148, 185, 194, 222, 291, 370, 388, 444, 485, 555, 582, 740, 970, 1110, 1164, 1455, 1940, 2220, 2910, 3589, 5820, 7178, 10767, 14356, 17945, 21534, 35890, 43068, 53835, 71780, 107670, 215340]

約数ペア:

[(1, 215340), (2, 107670), (3, 71780), (4, 53835), (5, 43068), (6, 35890), (10, 21534), (12, 17945), (15, 14356), (20, 10767), (30, 7178), (37, 5820), (60, 3589), (74, 2910), (97, 2220), (111, 1940), (148, 1455), (185, 1164), (194, 1110), (222, 970), (291, 740), (370, 582), (388, 555), (444, 485)]