181497780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{1163}}^1$

素因数の和:1215

約数の個数: 144

約数和(自身を含む): 600344640

約数和(自身を除く): 418846860

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, 289, 306, 340, 459, 510, 540, 578, 612, 765, 867, 918, 1020, 1156, 1163, 1445, 1530, 1734, 1836, 2295, 2326, 2601, 2890, 3060, 3468, 3489, 4335, 4590, 4652, 5202, 5780, 5815, 6978, 7803, 8670, 9180, 10404, 10467, 11630, 13005, 13956, 15606, 17340, 17445, 19771, 20934, 23260, 26010, 31212, 31401, 34890, 39015, 39542, 41868, 52020, 52335, 59313, 62802, 69780, 78030, 79084, 98855, 104670, 118626, 125604, 156060, 157005, 177939, 197710, 209340, 237252, 296565, 314010, 336107, 355878, 395420, 533817, 593130, 628020, 672214, 711756, 889695, 1008321, 1067634, 1186260, 1344428, 1680535, 1779390, 2016642, 2135268, 2669085, 3024963, 3361070, 3558780, 4033284, 5041605, 5338170, 6049926, 6722140, 9074889, 10083210, 10676340, 12099852, 15124815, 18149778, 20166420, 30249630, 36299556, 45374445, 60499260, 90748890, 181497780]

約数ペア:

[(1, 181497780), (2, 90748890), (3, 60499260), (4, 45374445), (5, 36299556), (6, 30249630), (9, 20166420), (10, 18149778), (12, 15124815), (15, 12099852), (17, 10676340), (18, 10083210), (20, 9074889), (27, 6722140), (30, 6049926), (34, 5338170), (36, 5041605), (45, 4033284), (51, 3558780), (54, 3361070), (60, 3024963), (68, 2669085), (85, 2135268), (90, 2016642), (102, 1779390), (108, 1680535), (135, 1344428), (153, 1186260), (170, 1067634), (180, 1008321), (204, 889695), (255, 711756), (270, 672214), (289, 628020), (306, 593130), (340, 533817), (459, 395420), (510, 355878), (540, 336107), (578, 314010), (612, 296565), (765, 237252), (867, 209340), (918, 197710), (1020, 177939), (1156, 157005), (1163, 156060), (1445, 125604), (1530, 118626), (1734, 104670), (1836, 98855), (2295, 79084), (2326, 78030), (2601, 69780), (2890, 62802), (3060, 59313), (3468, 52335), (3489, 52020), (4335, 41868), (4590, 39542), (4652, 39015), (5202, 34890), (5780, 31401), (5815, 31212), (6978, 26010), (7803, 23260), (8670, 20934), (9180, 19771), (10404, 17445), (10467, 17340), (11630, 15606), (13005, 13956)]