261469440

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{22697}}^1$

素因数の和:22724

約数の個数: 108

約数和(自身を含む): 904696884

約数和(自身を除く): 643227444

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2304, 2880, 3840, 5760, 11520, 22697, 45394, 68091, 90788, 113485, 136182, 181576, 204273, 226970, 272364, 340455, 363152, 408546, 453940, 544728, 680910, 726304, 817092, 907880, 1021365, 1089456, 1361820, 1452608, 1634184, 1815760, 2042730, 2178912, 2723640, 2905216, 3268368, 3631520, 4085460, 4357824, 5447280, 5810432, 6536736, 7263040, 8170920, 8715648, 10894560, 13073472, 14526080, 16341840, 17431296, 21789120, 26146944, 29052160, 32683680, 43578240, 52293888, 65367360, 87156480, 130734720, 261469440]

約数ペア:

[(1, 261469440), (2, 130734720), (3, 87156480), (4, 65367360), (5, 52293888), (6, 43578240), (8, 32683680), (9, 29052160), (10, 26146944), (12, 21789120), (15, 17431296), (16, 16341840), (18, 14526080), (20, 13073472), (24, 10894560), (30, 8715648), (32, 8170920), (36, 7263040), (40, 6536736), (45, 5810432), (48, 5447280), (60, 4357824), (64, 4085460), (72, 3631520), (80, 3268368), (90, 2905216), (96, 2723640), (120, 2178912), (128, 2042730), (144, 1815760), (160, 1634184), (180, 1452608), (192, 1361820), (240, 1089456), (256, 1021365), (288, 907880), (320, 817092), (360, 726304), (384, 680910), (480, 544728), (576, 453940), (640, 408546), (720, 363152), (768, 340455), (960, 272364), (1152, 226970), (1280, 204273), (1440, 181576), (1920, 136182), (2304, 113485), (2880, 90788), (3840, 68091), (5760, 45394), (11520, 22697)]