11881980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1$

素因数の和:396

約数の個数: 144

約数和(自身を含む): 41749344

約数和(自身を除く): 29867364

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 17, 18, 20, 22, 30, 33, 34, 36, 44, 45, 51, 55, 60, 66, 68, 85, 90, 99, 102, 110, 132, 153, 165, 170, 180, 187, 198, 204, 220, 255, 306, 330, 340, 353, 374, 396, 495, 510, 561, 612, 660, 706, 748, 765, 935, 990, 1020, 1059, 1122, 1412, 1530, 1683, 1765, 1870, 1980, 2118, 2244, 2805, 3060, 3177, 3366, 3530, 3740, 3883, 4236, 5295, 5610, 6001, 6354, 6732, 7060, 7766, 8415, 10590, 11220, 11649, 12002, 12708, 15532, 15885, 16830, 18003, 19415, 21180, 23298, 24004, 30005, 31770, 33660, 34947, 36006, 38830, 46596, 54009, 58245, 60010, 63540, 66011, 69894, 72012, 77660, 90015, 108018, 116490, 120020, 132022, 139788, 174735, 180030, 198033, 216036, 232980, 264044, 270045, 330055, 349470, 360060, 396066, 540090, 594099, 660110, 698940, 792132, 990165, 1080180, 1188198, 1320220, 1980330, 2376396, 2970495, 3960660, 5940990, 11881980]

約数ペア:

[(1, 11881980), (2, 5940990), (3, 3960660), (4, 2970495), (5, 2376396), (6, 1980330), (9, 1320220), (10, 1188198), (11, 1080180), (12, 990165), (15, 792132), (17, 698940), (18, 660110), (20, 594099), (22, 540090), (30, 396066), (33, 360060), (34, 349470), (36, 330055), (44, 270045), (45, 264044), (51, 232980), (55, 216036), (60, 198033), (66, 180030), (68, 174735), (85, 139788), (90, 132022), (99, 120020), (102, 116490), (110, 108018), (132, 90015), (153, 77660), (165, 72012), (170, 69894), (180, 66011), (187, 63540), (198, 60010), (204, 58245), (220, 54009), (255, 46596), (306, 38830), (330, 36006), (340, 34947), (353, 33660), (374, 31770), (396, 30005), (495, 24004), (510, 23298), (561, 21180), (612, 19415), (660, 18003), (706, 16830), (748, 15885), (765, 15532), (935, 12708), (990, 12002), (1020, 11649), (1059, 11220), (1122, 10590), (1412, 8415), (1530, 7766), (1683, 7060), (1765, 6732), (1870, 6354), (1980, 6001), (2118, 5610), (2244, 5295), (2805, 4236), (3060, 3883), (3177, 3740), (3366, 3530)]