12218220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{9697}}^1$

素因数の和:9719

約数の個数: 72

約数和(自身を含む): 42360864

約数和(自身を除く): 30142644

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, 9697, 19394, 29091, 38788, 48485, 58182, 67879, 87273, 96970, 116364, 135758, 145455, 174546, 193940, 203637, 271516, 290910, 339395, 349092, 407274, 436365, 581820, 610911, 678790, 814548, 872730, 1018185, 1221822, 1357580, 1745460, 2036370, 2443644, 3054555, 4072740, 6109110, 12218220]

約数ペア:

[(1, 12218220), (2, 6109110), (3, 4072740), (4, 3054555), (5, 2443644), (6, 2036370), (7, 1745460), (9, 1357580), (10, 1221822), (12, 1018185), (14, 872730), (15, 814548), (18, 678790), (20, 610911), (21, 581820), (28, 436365), (30, 407274), (35, 349092), (36, 339395), (42, 290910), (45, 271516), (60, 203637), (63, 193940), (70, 174546), (84, 145455), (90, 135758), (105, 116364), (126, 96970), (140, 87273), (180, 67879), (210, 58182), (252, 48485), (315, 38788), (420, 29091), (630, 19394), (1260, 9697)]