55040220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{17987}}^1$

素因数の和:18019

約数の個数: 72

約数和(自身を含む): 176786064

約数和(自身を除く): 121745844

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, 17987, 35974, 53961, 71948, 89935, 107922, 161883, 179870, 215844, 269805, 305779, 323766, 359740, 539610, 611558, 647532, 809415, 917337, 1079220, 1223116, 1528895, 1618830, 1834674, 2752011, 3057790, 3237660, 3669348, 4586685, 5504022, 6115580, 9173370, 11008044, 13760055, 18346740, 27520110, 55040220]

約数ペア:

[(1, 55040220), (2, 27520110), (3, 18346740), (4, 13760055), (5, 11008044), (6, 9173370), (9, 6115580), (10, 5504022), (12, 4586685), (15, 3669348), (17, 3237660), (18, 3057790), (20, 2752011), (30, 1834674), (34, 1618830), (36, 1528895), (45, 1223116), (51, 1079220), (60, 917337), (68, 809415), (85, 647532), (90, 611558), (102, 539610), (153, 359740), (170, 323766), (180, 305779), (204, 269805), (255, 215844), (306, 179870), (340, 161883), (510, 107922), (612, 89935), (765, 71948), (1020, 53961), (1530, 35974), (3060, 17987)]