17481780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1$

素因数の和:258

約数の個数: 144

約数和(自身を含む): 58378320

約数和(自身を除く): 40896540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 29, 30, 34, 36, 45, 51, 58, 60, 68, 85, 87, 90, 102, 116, 145, 153, 170, 174, 180, 197, 204, 255, 261, 290, 306, 340, 348, 394, 435, 493, 510, 522, 580, 591, 612, 765, 788, 870, 985, 986, 1020, 1044, 1182, 1305, 1479, 1530, 1740, 1773, 1970, 1972, 2364, 2465, 2610, 2955, 2958, 3060, 3349, 3546, 3940, 4437, 4930, 5220, 5713, 5910, 5916, 6698, 7092, 7395, 8865, 8874, 9860, 10047, 11426, 11820, 13396, 14790, 16745, 17139, 17730, 17748, 20094, 22185, 22852, 28565, 29580, 30141, 33490, 34278, 35460, 40188, 44370, 50235, 51417, 57130, 60282, 66980, 68556, 85695, 88740, 97121, 100470, 102834, 114260, 120564, 150705, 171390, 194242, 200940, 205668, 257085, 291363, 301410, 342780, 388484, 485605, 514170, 582726, 602820, 874089, 971210, 1028340, 1165452, 1456815, 1748178, 1942420, 2913630, 3496356, 4370445, 5827260, 8740890, 17481780]

約数ペア:

[(1, 17481780), (2, 8740890), (3, 5827260), (4, 4370445), (5, 3496356), (6, 2913630), (9, 1942420), (10, 1748178), (12, 1456815), (15, 1165452), (17, 1028340), (18, 971210), (20, 874089), (29, 602820), (30, 582726), (34, 514170), (36, 485605), (45, 388484), (51, 342780), (58, 301410), (60, 291363), (68, 257085), (85, 205668), (87, 200940), (90, 194242), (102, 171390), (116, 150705), (145, 120564), (153, 114260), (170, 102834), (174, 100470), (180, 97121), (197, 88740), (204, 85695), (255, 68556), (261, 66980), (290, 60282), (306, 57130), (340, 51417), (348, 50235), (394, 44370), (435, 40188), (493, 35460), (510, 34278), (522, 33490), (580, 30141), (591, 29580), (612, 28565), (765, 22852), (788, 22185), (870, 20094), (985, 17748), (986, 17730), (1020, 17139), (1044, 16745), (1182, 14790), (1305, 13396), (1479, 11820), (1530, 11426), (1740, 10047), (1773, 9860), (1970, 8874), (1972, 8865), (2364, 7395), (2465, 7092), (2610, 6698), (2955, 5916), (2958, 5910), (3060, 5713), (3349, 5220), (3546, 4930), (3940, 4437)]