227645090

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1$

素因数の和:387

約数の個数: 64

約数和(自身を含む): 441262080

約数和(自身を除く): 213616990

約数列:

[1, 2, 5, 10, 31, 37, 62, 74, 89, 155, 178, 185, 223, 310, 370, 445, 446, 890, 1115, 1147, 2230, 2294, 2759, 3293, 5518, 5735, 6586, 6913, 8251, 11470, 13795, 13826, 16465, 16502, 19847, 27590, 32930, 34565, 39694, 41255, 69130, 82510, 99235, 102083, 198470, 204166, 255781, 510415, 511562, 615257, 734339, 1020830, 1230514, 1278905, 1468678, 2557810, 3076285, 3671695, 6152570, 7343390, 22764509, 45529018, 113822545, 227645090]

約数ペア:

[(1, 227645090), (2, 113822545), (5, 45529018), (10, 22764509), (31, 7343390), (37, 6152570), (62, 3671695), (74, 3076285), (89, 2557810), (155, 1468678), (178, 1278905), (185, 1230514), (223, 1020830), (310, 734339), (370, 615257), (445, 511562), (446, 510415), (890, 255781), (1115, 204166), (1147, 198470), (2230, 102083), (2294, 99235), (2759, 82510), (3293, 69130), (5518, 41255), (5735, 39694), (6586, 34565), (6913, 32930), (8251, 27590), (11470, 19847), (13795, 16502), (13826, 16465)]