207740830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{523}}^1$

素因数の和:721

約数の個数: 64

約数和(自身を含む): 429193728

約数和(自身を除く): 221452898

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 157, 230, 253, 314, 506, 523, 785, 1046, 1265, 1570, 1727, 2530, 2615, 3454, 3611, 5230, 5753, 7222, 8635, 11506, 12029, 17270, 18055, 24058, 28765, 36110, 39721, 57530, 60145, 79442, 82111, 120290, 132319, 164222, 198605, 264638, 397210, 410555, 661595, 821110, 903221, 1323190, 1806442, 1888553, 3777106, 4516105, 9032210, 9442765, 18885530, 20774083, 41548166, 103870415, 207740830]

約数ペア:

[(1, 207740830), (2, 103870415), (5, 41548166), (10, 20774083), (11, 18885530), (22, 9442765), (23, 9032210), (46, 4516105), (55, 3777106), (110, 1888553), (115, 1806442), (157, 1323190), (230, 903221), (253, 821110), (314, 661595), (506, 410555), (523, 397210), (785, 264638), (1046, 198605), (1265, 164222), (1570, 132319), (1727, 120290), (2530, 82111), (2615, 79442), (3454, 60145), (3611, 57530), (5230, 39721), (5753, 36110), (7222, 28765), (8635, 24058), (11506, 18055), (12029, 17270)]