123330780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{563}}^1\times {\mathrm{1217}}^1$

素因数の和:1795

約数の個数: 72

約数和(自身を含む): 375075792

約数和(自身を除く): 251745012

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 563, 1126, 1217, 1689, 2252, 2434, 2815, 3378, 3651, 4868, 5067, 5630, 6085, 6756, 7302, 8445, 10134, 10953, 11260, 12170, 14604, 16890, 18255, 20268, 21906, 24340, 25335, 33780, 36510, 43812, 50670, 54765, 73020, 101340, 109530, 219060, 685171, 1370342, 2055513, 2740684, 3425855, 4111026, 6166539, 6851710, 8222052, 10277565, 12333078, 13703420, 20555130, 24666156, 30832695, 41110260, 61665390, 123330780]

約数ペア:

[(1, 123330780), (2, 61665390), (3, 41110260), (4, 30832695), (5, 24666156), (6, 20555130), (9, 13703420), (10, 12333078), (12, 10277565), (15, 8222052), (18, 6851710), (20, 6166539), (30, 4111026), (36, 3425855), (45, 2740684), (60, 2055513), (90, 1370342), (180, 685171), (563, 219060), (1126, 109530), (1217, 101340), (1689, 73020), (2252, 54765), (2434, 50670), (2815, 43812), (3378, 36510), (3651, 33780), (4868, 25335), (5067, 24340), (5630, 21906), (6085, 20268), (6756, 18255), (7302, 16890), (8445, 14604), (10134, 12170), (10953, 11260)]