320346720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{827}}^1$

素因数の和:1117

約数の個数: 144

約数和(自身を含む): 1098573840

約数和(自身を除く): 778227120

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, 72, 80, 90, 96, 120, 144, 160, 180, 240, 269, 288, 360, 480, 538, 720, 807, 827, 1076, 1345, 1440, 1614, 1654, 2152, 2421, 2481, 2690, 3228, 3308, 4035, 4135, 4304, 4842, 4962, 5380, 6456, 6616, 7443, 8070, 8270, 8608, 9684, 9924, 10760, 12105, 12405, 12912, 13232, 14886, 16140, 16540, 19368, 19848, 21520, 24210, 24810, 25824, 26464, 29772, 32280, 33080, 37215, 38736, 39696, 43040, 48420, 49620, 59544, 64560, 66160, 74430, 77472, 79392, 96840, 99240, 119088, 129120, 132320, 148860, 193680, 198480, 222463, 238176, 297720, 387360, 396960, 444926, 595440, 667389, 889852, 1112315, 1190880, 1334778, 1779704, 2002167, 2224630, 2669556, 3336945, 3559408, 4004334, 4449260, 5339112, 6673890, 7118816, 8008668, 8898520, 10010835, 10678224, 13347780, 16017336, 17797040, 20021670, 21356448, 26695560, 32034672, 35594080, 40043340, 53391120, 64069344, 80086680, 106782240, 160173360, 320346720]

約数ペア:

[(1, 320346720), (2, 160173360), (3, 106782240), (4, 80086680), (5, 64069344), (6, 53391120), (8, 40043340), (9, 35594080), (10, 32034672), (12, 26695560), (15, 21356448), (16, 20021670), (18, 17797040), (20, 16017336), (24, 13347780), (30, 10678224), (32, 10010835), (36, 8898520), (40, 8008668), (45, 7118816), (48, 6673890), (60, 5339112), (72, 4449260), (80, 4004334), (90, 3559408), (96, 3336945), (120, 2669556), (144, 2224630), (160, 2002167), (180, 1779704), (240, 1334778), (269, 1190880), (288, 1112315), (360, 889852), (480, 667389), (538, 595440), (720, 444926), (807, 396960), (827, 387360), (1076, 297720), (1345, 238176), (1440, 222463), (1614, 198480), (1654, 193680), (2152, 148860), (2421, 132320), (2481, 129120), (2690, 119088), (3228, 99240), (3308, 96840), (4035, 79392), (4135, 77472), (4304, 74430), (4842, 66160), (4962, 64560), (5380, 59544), (6456, 49620), (6616, 48420), (7443, 43040), (8070, 39696), (8270, 38736), (8608, 37215), (9684, 33080), (9924, 32280), (10760, 29772), (12105, 26464), (12405, 25824), (12912, 24810), (13232, 24210), (14886, 21520), (16140, 19848), (16540, 19368)]