261126720

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{30223}}^1$

素因数の和:30249

約数の個数: 112

約数和(自身を含む): 921227520

約数和(自身を除く): 660100800

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, 64, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 432, 480, 540, 576, 720, 864, 960, 1080, 1440, 1728, 2160, 2880, 4320, 8640, 30223, 60446, 90669, 120892, 151115, 181338, 241784, 272007, 302230, 362676, 453345, 483568, 544014, 604460, 725352, 816021, 906690, 967136, 1088028, 1208920, 1360035, 1450704, 1632042, 1813380, 1934272, 2176056, 2417840, 2720070, 2901408, 3264084, 3626760, 4080105, 4352112, 4835680, 5440140, 5802816, 6528168, 7253520, 8160210, 8704224, 9671360, 10880280, 13056336, 14507040, 16320420, 17408448, 21760560, 26112672, 29014080, 32640840, 43521120, 52225344, 65281680, 87042240, 130563360, 261126720]

約数ペア:

[(1, 261126720), (2, 130563360), (3, 87042240), (4, 65281680), (5, 52225344), (6, 43521120), (8, 32640840), (9, 29014080), (10, 26112672), (12, 21760560), (15, 17408448), (16, 16320420), (18, 14507040), (20, 13056336), (24, 10880280), (27, 9671360), (30, 8704224), (32, 8160210), (36, 7253520), (40, 6528168), (45, 5802816), (48, 5440140), (54, 4835680), (60, 4352112), (64, 4080105), (72, 3626760), (80, 3264084), (90, 2901408), (96, 2720070), (108, 2417840), (120, 2176056), (135, 1934272), (144, 1813380), (160, 1632042), (180, 1450704), (192, 1360035), (216, 1208920), (240, 1088028), (270, 967136), (288, 906690), (320, 816021), (360, 725352), (432, 604460), (480, 544014), (540, 483568), (576, 453345), (720, 362676), (864, 302230), (960, 272007), (1080, 241784), (1440, 181338), (1728, 151115), (2160, 120892), (2880, 90669), (4320, 60446), (8640, 30223)]