1261601568

素因数分解:

$2^5\times 3^9\times {\mathrm{2003}}^1$

素因数の和:2040

約数の個数: 120

約数和(自身を含む): 3727464048

約数和(自身を除く): 2465862480

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 144, 162, 216, 243, 288, 324, 432, 486, 648, 729, 864, 972, 1296, 1458, 1944, 2003, 2187, 2592, 2916, 3888, 4006, 4374, 5832, 6009, 6561, 7776, 8012, 8748, 11664, 12018, 13122, 16024, 17496, 18027, 19683, 23328, 24036, 26244, 32048, 34992, 36054, 39366, 48072, 52488, 54081, 64096, 69984, 72108, 78732, 96144, 104976, 108162, 144216, 157464, 162243, 192288, 209952, 216324, 288432, 314928, 324486, 432648, 486729, 576864, 629856, 648972, 865296, 973458, 1297944, 1460187, 1730592, 1946916, 2595888, 2920374, 3893832, 4380561, 5191776, 5840748, 7787664, 8761122, 11681496, 13141683, 15575328, 17522244, 23362992, 26283366, 35044488, 39425049, 46725984, 52566732, 70088976, 78850098, 105133464, 140177952, 157700196, 210266928, 315400392, 420533856, 630800784, 1261601568]

約数ペア:

[(1, 1261601568), (2, 630800784), (3, 420533856), (4, 315400392), (6, 210266928), (8, 157700196), (9, 140177952), (12, 105133464), (16, 78850098), (18, 70088976), (24, 52566732), (27, 46725984), (32, 39425049), (36, 35044488), (48, 26283366), (54, 23362992), (72, 17522244), (81, 15575328), (96, 13141683), (108, 11681496), (144, 8761122), (162, 7787664), (216, 5840748), (243, 5191776), (288, 4380561), (324, 3893832), (432, 2920374), (486, 2595888), (648, 1946916), (729, 1730592), (864, 1460187), (972, 1297944), (1296, 973458), (1458, 865296), (1944, 648972), (2003, 629856), (2187, 576864), (2592, 486729), (2916, 432648), (3888, 324486), (4006, 314928), (4374, 288432), (5832, 216324), (6009, 209952), (6561, 192288), (7776, 162243), (8012, 157464), (8748, 144216), (11664, 108162), (12018, 104976), (13122, 96144), (16024, 78732), (17496, 72108), (18027, 69984), (19683, 64096), (23328, 54081), (24036, 52488), (26244, 48072), (32048, 39366), (34992, 36054)]