211399020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{167777}}^1$

素因数の和:167799

約数の個数: 72

約数和(自身を含む): 732854304

約数和(自身を除く): 521455284

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, 167777, 335554, 503331, 671108, 838885, 1006662, 1174439, 1509993, 1677770, 2013324, 2348878, 2516655, 3019986, 3355540, 3523317, 4697756, 5033310, 5872195, 6039972, 7046634, 7549965, 10066620, 10569951, 11744390, 14093268, 15099930, 17616585, 21139902, 23488780, 30199860, 35233170, 42279804, 52849755, 70466340, 105699510, 211399020]

約数ペア:

[(1, 211399020), (2, 105699510), (3, 70466340), (4, 52849755), (5, 42279804), (6, 35233170), (7, 30199860), (9, 23488780), (10, 21139902), (12, 17616585), (14, 15099930), (15, 14093268), (18, 11744390), (20, 10569951), (21, 10066620), (28, 7549965), (30, 7046634), (35, 6039972), (36, 5872195), (42, 5033310), (45, 4697756), (60, 3523317), (63, 3355540), (70, 3019986), (84, 2516655), (90, 2348878), (105, 2013324), (126, 1677770), (140, 1509993), (180, 1174439), (210, 1006662), (252, 838885), (315, 671108), (420, 503331), (630, 335554), (1260, 167777)]