312098220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{247697}}^1$

素因数の和:247719

約数の個数: 72

約数和(自身を含む): 1081944864

約数和(自身を除く): 769846644

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 247697, 495394, 743091, 990788, 1238485, 1486182, 1733879, 2229273, 2476970, 2972364, 3467758, 3715455, 4458546, 4953940, 5201637, 6935516, 7430910, 8669395, 8917092, 10403274, 11146365, 14861820, 15604911, 17338790, 20806548, 22292730, 26008185, 31209822, 34677580, 44585460, 52016370, 62419644, 78024555, 104032740, 156049110, 312098220]

約数ペア:

[(1, 312098220), (2, 156049110), (3, 104032740), (4, 78024555), (5, 62419644), (6, 52016370), (7, 44585460), (9, 34677580), (10, 31209822), (12, 26008185), (14, 22292730), (15, 20806548), (18, 17338790), (20, 15604911), (21, 14861820), (28, 11146365), (30, 10403274), (35, 8917092), (36, 8669395), (42, 7430910), (45, 6935516), (60, 5201637), (63, 4953940), (70, 4458546), (84, 3715455), (90, 3467758), (105, 2972364), (126, 2476970), (140, 2229273), (180, 1733879), (210, 1486182), (252, 1238485), (315, 990788), (420, 743091), (630, 495394), (1260, 247697)]