18240660

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1987}}^1$

素因数の和:2022

約数の個数: 96

約数和(自身を含む): 60117120

約数和(自身を除く): 41876460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 85, 90, 102, 108, 135, 153, 170, 180, 204, 255, 270, 306, 340, 459, 510, 540, 612, 765, 918, 1020, 1530, 1836, 1987, 2295, 3060, 3974, 4590, 5961, 7948, 9180, 9935, 11922, 17883, 19870, 23844, 29805, 33779, 35766, 39740, 53649, 59610, 67558, 71532, 89415, 101337, 107298, 119220, 135116, 168895, 178830, 202674, 214596, 268245, 304011, 337790, 357660, 405348, 506685, 536490, 608022, 675580, 912033, 1013370, 1072980, 1216044, 1520055, 1824066, 2026740, 3040110, 3648132, 4560165, 6080220, 9120330, 18240660]

約数ペア:

[(1, 18240660), (2, 9120330), (3, 6080220), (4, 4560165), (5, 3648132), (6, 3040110), (9, 2026740), (10, 1824066), (12, 1520055), (15, 1216044), (17, 1072980), (18, 1013370), (20, 912033), (27, 675580), (30, 608022), (34, 536490), (36, 506685), (45, 405348), (51, 357660), (54, 337790), (60, 304011), (68, 268245), (85, 214596), (90, 202674), (102, 178830), (108, 168895), (135, 135116), (153, 119220), (170, 107298), (180, 101337), (204, 89415), (255, 71532), (270, 67558), (306, 59610), (340, 53649), (459, 39740), (510, 35766), (540, 33779), (612, 29805), (765, 23844), (918, 19870), (1020, 17883), (1530, 11922), (1836, 9935), (1987, 9180), (2295, 7948), (3060, 5961), (3974, 4590)]