208040220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67987}}^1$

素因数の和:68019

約数の個数: 72

約数和(自身を含む): 668186064

約数和(自身を除く): 460145844

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 67987, 135974, 203961, 271948, 339935, 407922, 611883, 679870, 815844, 1019805, 1155779, 1223766, 1359740, 2039610, 2311558, 2447532, 3059415, 3467337, 4079220, 4623116, 5778895, 6118830, 6934674, 10402011, 11557790, 12237660, 13869348, 17336685, 20804022, 23115580, 34673370, 41608044, 52010055, 69346740, 104020110, 208040220]

約数ペア:

[(1, 208040220), (2, 104020110), (3, 69346740), (4, 52010055), (5, 41608044), (6, 34673370), (9, 23115580), (10, 20804022), (12, 17336685), (15, 13869348), (17, 12237660), (18, 11557790), (20, 10402011), (30, 6934674), (34, 6118830), (36, 5778895), (45, 4623116), (51, 4079220), (60, 3467337), (68, 3059415), (85, 2447532), (90, 2311558), (102, 2039610), (153, 1359740), (170, 1223766), (180, 1155779), (204, 1019805), (255, 815844), (306, 679870), (340, 611883), (510, 407922), (612, 339935), (765, 271948), (1020, 203961), (1530, 135974), (3060, 67987)]