207889020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{11213}}^1$

素因数の和:11331

約数の個数: 72

約数和(自身を含む): 636775776

約数和(自身を除く): 428886756

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 103, 180, 206, 309, 412, 515, 618, 927, 1030, 1236, 1545, 1854, 2060, 3090, 3708, 4635, 6180, 9270, 11213, 18540, 22426, 33639, 44852, 56065, 67278, 100917, 112130, 134556, 168195, 201834, 224260, 336390, 403668, 504585, 672780, 1009170, 1154939, 2018340, 2309878, 3464817, 4619756, 5774695, 6929634, 10394451, 11549390, 13859268, 17324085, 20788902, 23098780, 34648170, 41577804, 51972255, 69296340, 103944510, 207889020]

約数ペア:

[(1, 207889020), (2, 103944510), (3, 69296340), (4, 51972255), (5, 41577804), (6, 34648170), (9, 23098780), (10, 20788902), (12, 17324085), (15, 13859268), (18, 11549390), (20, 10394451), (30, 6929634), (36, 5774695), (45, 4619756), (60, 3464817), (90, 2309878), (103, 2018340), (180, 1154939), (206, 1009170), (309, 672780), (412, 504585), (515, 403668), (618, 336390), (927, 224260), (1030, 201834), (1236, 168195), (1545, 134556), (1854, 112130), (2060, 100917), (3090, 67278), (3708, 56065), (4635, 44852), (6180, 33639), (9270, 22426), (11213, 18540)]