218970540

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7951}}^1$

素因数の和:7989

約数の個数: 120

約数和(自身を含む): 727417152

約数和(自身を除く): 508446612

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, 81, 85, 90, 102, 108, 135, 153, 162, 170, 180, 204, 255, 270, 306, 324, 340, 405, 459, 510, 540, 612, 765, 810, 918, 1020, 1377, 1530, 1620, 1836, 2295, 2754, 3060, 4590, 5508, 6885, 7951, 9180, 13770, 15902, 23853, 27540, 31804, 39755, 47706, 71559, 79510, 95412, 119265, 135167, 143118, 159020, 214677, 238530, 270334, 286236, 357795, 405501, 429354, 477060, 540668, 644031, 675835, 715590, 811002, 858708, 1073385, 1216503, 1288062, 1351670, 1431180, 1622004, 2027505, 2146770, 2433006, 2576124, 2703340, 3220155, 3649509, 4055010, 4293540, 4866012, 6082515, 6440310, 7299018, 8110020, 10948527, 12165030, 12880620, 14598036, 18247545, 21897054, 24330060, 36495090, 43794108, 54742635, 72990180, 109485270, 218970540]

約数ペア:

[(1, 218970540), (2, 109485270), (3, 72990180), (4, 54742635), (5, 43794108), (6, 36495090), (9, 24330060), (10, 21897054), (12, 18247545), (15, 14598036), (17, 12880620), (18, 12165030), (20, 10948527), (27, 8110020), (30, 7299018), (34, 6440310), (36, 6082515), (45, 4866012), (51, 4293540), (54, 4055010), (60, 3649509), (68, 3220155), (81, 2703340), (85, 2576124), (90, 2433006), (102, 2146770), (108, 2027505), (135, 1622004), (153, 1431180), (162, 1351670), (170, 1288062), (180, 1216503), (204, 1073385), (255, 858708), (270, 811002), (306, 715590), (324, 675835), (340, 644031), (405, 540668), (459, 477060), (510, 429354), (540, 405501), (612, 357795), (765, 286236), (810, 270334), (918, 238530), (1020, 214677), (1377, 159020), (1530, 143118), (1620, 135167), (1836, 119265), (2295, 95412), (2754, 79510), (3060, 71559), (4590, 47706), (5508, 39755), (6885, 31804), (7951, 27540), (9180, 23853), (13770, 15902)]