77876640

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{2003}}^1$

素因数の和:2033

約数の個数: 144

約数和(自身を含む): 275734368

約数和(自身を除く): 197857728

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 243, 270, 288, 324, 360, 405, 432, 480, 486, 540, 648, 720, 810, 864, 972, 1080, 1215, 1296, 1440, 1620, 1944, 2003, 2160, 2430, 2592, 3240, 3888, 4006, 4320, 4860, 6009, 6480, 7776, 8012, 9720, 10015, 12018, 12960, 16024, 18027, 19440, 20030, 24036, 30045, 32048, 36054, 38880, 40060, 48072, 54081, 60090, 64096, 72108, 80120, 90135, 96144, 108162, 120180, 144216, 160240, 162243, 180270, 192288, 216324, 240360, 270405, 288432, 320480, 324486, 360540, 432648, 480720, 486729, 540810, 576864, 648972, 721080, 811215, 865296, 961440, 973458, 1081620, 1297944, 1442160, 1622430, 1730592, 1946916, 2163240, 2433645, 2595888, 2884320, 3244860, 3893832, 4326480, 4867290, 5191776, 6489720, 7787664, 8652960, 9734580, 12979440, 15575328, 19469160, 25958880, 38938320, 77876640]

約数ペア:

[(1, 77876640), (2, 38938320), (3, 25958880), (4, 19469160), (5, 15575328), (6, 12979440), (8, 9734580), (9, 8652960), (10, 7787664), (12, 6489720), (15, 5191776), (16, 4867290), (18, 4326480), (20, 3893832), (24, 3244860), (27, 2884320), (30, 2595888), (32, 2433645), (36, 2163240), (40, 1946916), (45, 1730592), (48, 1622430), (54, 1442160), (60, 1297944), (72, 1081620), (80, 973458), (81, 961440), (90, 865296), (96, 811215), (108, 721080), (120, 648972), (135, 576864), (144, 540810), (160, 486729), (162, 480720), (180, 432648), (216, 360540), (240, 324486), (243, 320480), (270, 288432), (288, 270405), (324, 240360), (360, 216324), (405, 192288), (432, 180270), (480, 162243), (486, 160240), (540, 144216), (648, 120180), (720, 108162), (810, 96144), (864, 90135), (972, 80120), (1080, 72108), (1215, 64096), (1296, 60090), (1440, 54081), (1620, 48072), (1944, 40060), (2003, 38880), (2160, 36054), (2430, 32048), (2592, 30045), (3240, 24036), (3888, 20030), (4006, 19440), (4320, 18027), (4860, 16024), (6009, 12960), (6480, 12018), (7776, 10015), (8012, 9720)]