78884280

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{251}}^1$

素因数の和:371

約数の個数: 160

約数和(自身を含む): 268939440

約数和(自身を除く): 190055160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 97, 108, 120, 135, 162, 180, 194, 216, 251, 270, 291, 324, 360, 388, 405, 485, 502, 540, 582, 648, 753, 776, 810, 873, 970, 1004, 1080, 1164, 1255, 1455, 1506, 1620, 1746, 1940, 2008, 2259, 2328, 2510, 2619, 2910, 3012, 3240, 3492, 3765, 3880, 4365, 4518, 5020, 5238, 5820, 6024, 6777, 6984, 7530, 7857, 8730, 9036, 10040, 10476, 11295, 11640, 13095, 13554, 15060, 15714, 17460, 18072, 20331, 20952, 22590, 24347, 26190, 27108, 30120, 31428, 33885, 34920, 39285, 40662, 45180, 48694, 52380, 54216, 62856, 67770, 73041, 78570, 81324, 90360, 97388, 101655, 104760, 121735, 135540, 146082, 157140, 162648, 194776, 203310, 219123, 243470, 271080, 292164, 314280, 365205, 406620, 438246, 486940, 584328, 657369, 730410, 813240, 876492, 973880, 1095615, 1314738, 1460820, 1752984, 1972107, 2191230, 2629476, 2921640, 3286845, 3944214, 4382460, 5258952, 6573690, 7888428, 8764920, 9860535, 13147380, 15776856, 19721070, 26294760, 39442140, 78884280]

約数ペア:

[(1, 78884280), (2, 39442140), (3, 26294760), (4, 19721070), (5, 15776856), (6, 13147380), (8, 9860535), (9, 8764920), (10, 7888428), (12, 6573690), (15, 5258952), (18, 4382460), (20, 3944214), (24, 3286845), (27, 2921640), (30, 2629476), (36, 2191230), (40, 1972107), (45, 1752984), (54, 1460820), (60, 1314738), (72, 1095615), (81, 973880), (90, 876492), (97, 813240), (108, 730410), (120, 657369), (135, 584328), (162, 486940), (180, 438246), (194, 406620), (216, 365205), (251, 314280), (270, 292164), (291, 271080), (324, 243470), (360, 219123), (388, 203310), (405, 194776), (485, 162648), (502, 157140), (540, 146082), (582, 135540), (648, 121735), (753, 104760), (776, 101655), (810, 97388), (873, 90360), (970, 81324), (1004, 78570), (1080, 73041), (1164, 67770), (1255, 62856), (1455, 54216), (1506, 52380), (1620, 48694), (1746, 45180), (1940, 40662), (2008, 39285), (2259, 34920), (2328, 33885), (2510, 31428), (2619, 30120), (2910, 27108), (3012, 26190), (3240, 24347), (3492, 22590), (3765, 20952), (3880, 20331), (4365, 18072), (4518, 17460), (5020, 15714), (5238, 15060), (5820, 13554), (6024, 13095), (6777, 11640), (6984, 11295), (7530, 10476), (7857, 10040), (8730, 9036)]