217506960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{947}}^1$

素因数の和:1006

約数の個数: 240

約数和(自身を含む): 825215040

約数和(自身を除く): 607708080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 29, 30, 33, 36, 40, 44, 45, 48, 55, 58, 60, 66, 72, 80, 87, 88, 90, 99, 110, 116, 120, 132, 144, 145, 165, 174, 176, 180, 198, 220, 232, 240, 261, 264, 290, 319, 330, 348, 360, 396, 435, 440, 464, 495, 522, 528, 580, 638, 660, 696, 720, 792, 870, 880, 947, 957, 990, 1044, 1160, 1276, 1305, 1320, 1392, 1584, 1595, 1740, 1894, 1914, 1980, 2088, 2320, 2552, 2610, 2640, 2841, 2871, 3190, 3480, 3788, 3828, 3960, 4176, 4735, 4785, 5104, 5220, 5682, 5742, 6380, 6960, 7576, 7656, 7920, 8523, 9470, 9570, 10417, 10440, 11364, 11484, 12760, 14205, 14355, 15152, 15312, 17046, 18940, 19140, 20834, 20880, 22728, 22968, 25520, 27463, 28410, 28710, 31251, 34092, 37880, 38280, 41668, 42615, 45456, 45936, 52085, 54926, 56820, 57420, 62502, 68184, 75760, 76560, 82389, 83336, 85230, 93753, 104170, 109852, 113640, 114840, 125004, 136368, 137315, 156255, 164778, 166672, 170460, 187506, 208340, 219704, 227280, 229680, 247167, 250008, 274630, 302093, 312510, 329556, 340920, 375012, 411945, 416680, 439408, 468765, 494334, 500016, 549260, 604186, 625020, 659112, 681840, 750024, 823890, 833360, 906279, 937530, 988668, 1098520, 1208372, 1235835, 1250040, 1318224, 1500048, 1510465, 1647780, 1812558, 1875060, 1977336, 2197040, 2416744, 2471670, 2500080, 2718837, 3020930, 3295560, 3625116, 3750120, 3954672, 4531395, 4833488, 4943340, 5437674, 6041860, 6591120, 7250232, 7500240, 9062790, 9886680, 10875348, 12083720, 13594185, 14500464, 18125580, 19773360, 21750696, 24167440, 27188370, 36251160, 43501392, 54376740, 72502320, 108753480, 217506960]

約数ペア:

[(1, 217506960), (2, 108753480), (3, 72502320), (4, 54376740), (5, 43501392), (6, 36251160), (8, 27188370), (9, 24167440), (10, 21750696), (11, 19773360), (12, 18125580), (15, 14500464), (16, 13594185), (18, 12083720), (20, 10875348), (22, 9886680), (24, 9062790), (29, 7500240), (30, 7250232), (33, 6591120), (36, 6041860), (40, 5437674), (44, 4943340), (45, 4833488), (48, 4531395), (55, 3954672), (58, 3750120), (60, 3625116), (66, 3295560), (72, 3020930), (80, 2718837), (87, 2500080), (88, 2471670), (90, 2416744), (99, 2197040), (110, 1977336), (116, 1875060), (120, 1812558), (132, 1647780), (144, 1510465), (145, 1500048), (165, 1318224), (174, 1250040), (176, 1235835), (180, 1208372), (198, 1098520), (220, 988668), (232, 937530), (240, 906279), (261, 833360), (264, 823890), (290, 750024), (319, 681840), (330, 659112), (348, 625020), (360, 604186), (396, 549260), (435, 500016), (440, 494334), (464, 468765), (495, 439408), (522, 416680), (528, 411945), (580, 375012), (638, 340920), (660, 329556), (696, 312510), (720, 302093), (792, 274630), (870, 250008), (880, 247167), (947, 229680), (957, 227280), (990, 219704), (1044, 208340), (1160, 187506), (1276, 170460), (1305, 166672), (1320, 164778), (1392, 156255), (1584, 137315), (1595, 136368), (1740, 125004), (1894, 114840), (1914, 113640), (1980, 109852), (2088, 104170), (2320, 93753), (2552, 85230), (2610, 83336), (2640, 82389), (2841, 76560), (2871, 75760), (3190, 68184), (3480, 62502), (3788, 57420), (3828, 56820), (3960, 54926), (4176, 52085), (4735, 45936), (4785, 45456), (5104, 42615), (5220, 41668), (5682, 38280), (5742, 37880), (6380, 34092), (6960, 31251), (7576, 28710), (7656, 28410), (7920, 27463), (8523, 25520), (9470, 22968), (9570, 22728), (10417, 20880), (10440, 20834), (11364, 19140), (11484, 18940), (12760, 17046), (14205, 15312), (14355, 15152)]