9721620

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1$

素因数の和:391

約数の個数: 120

約数和(自身を含む): 32382504

約数和(自身を除く): 22660884

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, 353, 405, 459, 510, 540, 612, 706, 765, 810, 918, 1020, 1059, 1377, 1412, 1530, 1620, 1765, 1836, 2118, 2295, 2754, 3060, 3177, 3530, 4236, 4590, 5295, 5508, 6001, 6354, 6885, 7060, 9180, 9531, 10590, 12002, 12708, 13770, 15885, 18003, 19062, 21180, 24004, 27540, 28593, 30005, 31770, 36006, 38124, 47655, 54009, 57186, 60010, 63540, 72012, 90015, 95310, 108018, 114372, 120020, 142965, 162027, 180030, 190620, 216036, 270045, 285930, 324054, 360060, 486081, 540090, 571860, 648108, 810135, 972162, 1080180, 1620270, 1944324, 2430405, 3240540, 4860810, 9721620]

約数ペア:

[(1, 9721620), (2, 4860810), (3, 3240540), (4, 2430405), (5, 1944324), (6, 1620270), (9, 1080180), (10, 972162), (12, 810135), (15, 648108), (17, 571860), (18, 540090), (20, 486081), (27, 360060), (30, 324054), (34, 285930), (36, 270045), (45, 216036), (51, 190620), (54, 180030), (60, 162027), (68, 142965), (81, 120020), (85, 114372), (90, 108018), (102, 95310), (108, 90015), (135, 72012), (153, 63540), (162, 60010), (170, 57186), (180, 54009), (204, 47655), (255, 38124), (270, 36006), (306, 31770), (324, 30005), (340, 28593), (353, 27540), (405, 24004), (459, 21180), (510, 19062), (540, 18003), (612, 15885), (706, 13770), (765, 12708), (810, 12002), (918, 10590), (1020, 9531), (1059, 9180), (1377, 7060), (1412, 6885), (1530, 6354), (1620, 6001), (1765, 5508), (1836, 5295), (2118, 4590), (2295, 4236), (2754, 3530), (3060, 3177)]