261995040

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{60647}}^1$

素因数の和:60671

約数の個数: 96

約数和(自身を含む): 916997760

約数和(自身を除く): 655002720

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, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 720, 864, 1080, 1440, 2160, 4320, 60647, 121294, 181941, 242588, 303235, 363882, 485176, 545823, 606470, 727764, 909705, 970352, 1091646, 1212940, 1455528, 1637469, 1819410, 1940704, 2183292, 2425880, 2729115, 2911056, 3274938, 3638820, 4366584, 4851760, 5458230, 5822112, 6549876, 7277640, 8187345, 8733168, 9703520, 10916460, 13099752, 14555280, 16374690, 17466336, 21832920, 26199504, 29110560, 32749380, 43665840, 52399008, 65498760, 87331680, 130997520, 261995040]

約数ペア:

[(1, 261995040), (2, 130997520), (3, 87331680), (4, 65498760), (5, 52399008), (6, 43665840), (8, 32749380), (9, 29110560), (10, 26199504), (12, 21832920), (15, 17466336), (16, 16374690), (18, 14555280), (20, 13099752), (24, 10916460), (27, 9703520), (30, 8733168), (32, 8187345), (36, 7277640), (40, 6549876), (45, 5822112), (48, 5458230), (54, 4851760), (60, 4366584), (72, 3638820), (80, 3274938), (90, 2911056), (96, 2729115), (108, 2425880), (120, 2183292), (135, 1940704), (144, 1819410), (160, 1637469), (180, 1455528), (216, 1212940), (240, 1091646), (270, 970352), (288, 909705), (360, 727764), (432, 606470), (480, 545823), (540, 485176), (720, 363882), (864, 303235), (1080, 242588), (1440, 181941), (2160, 121294), (4320, 60647)]