864771840

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{277}}^1$

素因数の和:575

約数の個数: 216

約数和(自身を含む): 3013902528

約数和(自身を除く): 2149130688

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, 271, 277, 288, 320, 360, 384, 480, 542, 554, 576, 640, 720, 768, 813, 831, 960, 1084, 1108, 1152, 1280, 1355, 1385, 1440, 1626, 1662, 1920, 2168, 2216, 2304, 2439, 2493, 2710, 2770, 2880, 3252, 3324, 3840, 4065, 4155, 4336, 4432, 4878, 4986, 5420, 5540, 5760, 6504, 6648, 8130, 8310, 8672, 8864, 9756, 9972, 10840, 11080, 11520, 12195, 12465, 13008, 13296, 16260, 16620, 17344, 17728, 19512, 19944, 21680, 22160, 24390, 24930, 26016, 26592, 32520, 33240, 34688, 35456, 39024, 39888, 43360, 44320, 48780, 49860, 52032, 53184, 65040, 66480, 69376, 70912, 75067, 78048, 79776, 86720, 88640, 97560, 99720, 104064, 106368, 130080, 132960, 150134, 156096, 159552, 173440, 177280, 195120, 199440, 208128, 212736, 225201, 260160, 265920, 300268, 312192, 319104, 346880, 354560, 375335, 390240, 398880, 450402, 520320, 531840, 600536, 624384, 638208, 675603, 750670, 780480, 797760, 900804, 1040640, 1063680, 1126005, 1201072, 1351206, 1501340, 1560960, 1595520, 1801608, 2252010, 2402144, 2702412, 3002680, 3121920, 3191040, 3378015, 3603216, 4504020, 4804288, 5404824, 6005360, 6756030, 7206432, 9008040, 9608576, 10809648, 12010720, 13512060, 14412864, 18016080, 19217152, 21619296, 24021440, 27024120, 28825728, 36032160, 43238592, 48042880, 54048240, 57651456, 72064320, 86477184, 96085760, 108096480, 144128640, 172954368, 216192960, 288257280, 432385920, 864771840]

約数ペア:

[(1, 864771840), (2, 432385920), (3, 288257280), (4, 216192960), (5, 172954368), (6, 144128640), (8, 108096480), (9, 96085760), (10, 86477184), (12, 72064320), (15, 57651456), (16, 54048240), (18, 48042880), (20, 43238592), (24, 36032160), (30, 28825728), (32, 27024120), (36, 24021440), (40, 21619296), (45, 19217152), (48, 18016080), (60, 14412864), (64, 13512060), (72, 12010720), (80, 10809648), (90, 9608576), (96, 9008040), (120, 7206432), (128, 6756030), (144, 6005360), (160, 5404824), (180, 4804288), (192, 4504020), (240, 3603216), (256, 3378015), (271, 3191040), (277, 3121920), (288, 3002680), (320, 2702412), (360, 2402144), (384, 2252010), (480, 1801608), (542, 1595520), (554, 1560960), (576, 1501340), (640, 1351206), (720, 1201072), (768, 1126005), (813, 1063680), (831, 1040640), (960, 900804), (1084, 797760), (1108, 780480), (1152, 750670), (1280, 675603), (1355, 638208), (1385, 624384), (1440, 600536), (1626, 531840), (1662, 520320), (1920, 450402), (2168, 398880), (2216, 390240), (2304, 375335), (2439, 354560), (2493, 346880), (2710, 319104), (2770, 312192), (2880, 300268), (3252, 265920), (3324, 260160), (3840, 225201), (4065, 212736), (4155, 208128), (4336, 199440), (4432, 195120), (4878, 177280), (4986, 173440), (5420, 159552), (5540, 156096), (5760, 150134), (6504, 132960), (6648, 130080), (8130, 106368), (8310, 104064), (8672, 99720), (8864, 97560), (9756, 88640), (9972, 86720), (10840, 79776), (11080, 78048), (11520, 75067), (12195, 70912), (12465, 69376), (13008, 66480), (13296, 65040), (16260, 53184), (16620, 52032), (17344, 49860), (17728, 48780), (19512, 44320), (19944, 43360), (21680, 39888), (22160, 39024), (24390, 35456), (24930, 34688), (26016, 33240), (26592, 32520)]