20195773920

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{28219}}^1$

素因数の和:28318

約数の個数: 288

約数和(自身を含む): 79875694080

約数和(自身を除く): 59679920160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 71, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 142, 144, 160, 168, 180, 210, 213, 224, 240, 252, 280, 284, 288, 315, 336, 355, 360, 420, 426, 480, 497, 504, 560, 568, 630, 639, 672, 710, 720, 840, 852, 994, 1008, 1065, 1120, 1136, 1260, 1278, 1420, 1440, 1491, 1680, 1704, 1988, 2016, 2130, 2272, 2485, 2520, 2556, 2840, 2982, 3195, 3360, 3408, 3976, 4260, 4473, 4970, 5040, 5112, 5680, 5964, 6390, 6816, 7455, 7952, 8520, 8946, 9940, 10080, 10224, 11360, 11928, 12780, 14910, 15904, 17040, 17892, 19880, 20448, 22365, 23856, 25560, 28219, 29820, 34080, 35784, 39760, 44730, 47712, 51120, 56438, 59640, 71568, 79520, 84657, 89460, 102240, 112876, 119280, 141095, 143136, 169314, 178920, 197533, 225752, 238560, 253971, 282190, 338628, 357840, 395066, 423285, 451504, 507942, 564380, 592599, 677256, 715680, 790132, 846570, 903008, 987665, 1015884, 1128760, 1185198, 1269855, 1354512, 1580264, 1693140, 1777797, 1975330, 2003549, 2031768, 2257520, 2370396, 2539710, 2709024, 2962995, 3160528, 3386280, 3555594, 3950660, 4007098, 4063536, 4515040, 4740792, 5079420, 5925990, 6010647, 6321056, 6772560, 7111188, 7901320, 8014196, 8127072, 8888985, 9481584, 10017745, 10158840, 11851980, 12021294, 13545120, 14024843, 14222376, 15802640, 16028392, 17777970, 18031941, 18963168, 20035490, 20317680, 23703960, 24042588, 28049686, 28444752, 30053235, 31605280, 32056784, 35555940, 36063882, 40070980, 40635360, 42074529, 47407920, 48085176, 56099372, 56889504, 60106470, 64113568, 70124215, 71111880, 72127764, 80141960, 84149058, 90159705, 94815840, 96170352, 112198744, 120212940, 126223587, 140248430, 142223760, 144255528, 160283920, 168298116, 180319410, 192340704, 210372645, 224397488, 240425880, 252447174, 280496860, 284447520, 288511056, 320567840, 336596232, 360638820, 420745290, 448794976, 480851760, 504894348, 560993720, 577022112, 631117935, 673192464, 721277640, 841490580, 961703520, 1009788696, 1121987440, 1262235870, 1346384928, 1442555280, 1682981160, 2019577392, 2243974880, 2524471740, 2885110560, 3365962320, 4039154784, 5048943480, 6731924640, 10097886960, 20195773920]

約数ペア:

[(1, 20195773920), (2, 10097886960), (3, 6731924640), (4, 5048943480), (5, 4039154784), (6, 3365962320), (7, 2885110560), (8, 2524471740), (9, 2243974880), (10, 2019577392), (12, 1682981160), (14, 1442555280), (15, 1346384928), (16, 1262235870), (18, 1121987440), (20, 1009788696), (21, 961703520), (24, 841490580), (28, 721277640), (30, 673192464), (32, 631117935), (35, 577022112), (36, 560993720), (40, 504894348), (42, 480851760), (45, 448794976), (48, 420745290), (56, 360638820), (60, 336596232), (63, 320567840), (70, 288511056), (71, 284447520), (72, 280496860), (80, 252447174), (84, 240425880), (90, 224397488), (96, 210372645), (105, 192340704), (112, 180319410), (120, 168298116), (126, 160283920), (140, 144255528), (142, 142223760), (144, 140248430), (160, 126223587), (168, 120212940), (180, 112198744), (210, 96170352), (213, 94815840), (224, 90159705), (240, 84149058), (252, 80141960), (280, 72127764), (284, 71111880), (288, 70124215), (315, 64113568), (336, 60106470), (355, 56889504), (360, 56099372), (420, 48085176), (426, 47407920), (480, 42074529), (497, 40635360), (504, 40070980), (560, 36063882), (568, 35555940), (630, 32056784), (639, 31605280), (672, 30053235), (710, 28444752), (720, 28049686), (840, 24042588), (852, 23703960), (994, 20317680), (1008, 20035490), (1065, 18963168), (1120, 18031941), (1136, 17777970), (1260, 16028392), (1278, 15802640), (1420, 14222376), (1440, 14024843), (1491, 13545120), (1680, 12021294), (1704, 11851980), (1988, 10158840), (2016, 10017745), (2130, 9481584), (2272, 8888985), (2485, 8127072), (2520, 8014196), (2556, 7901320), (2840, 7111188), (2982, 6772560), (3195, 6321056), (3360, 6010647), (3408, 5925990), (3976, 5079420), (4260, 4740792), (4473, 4515040), (4970, 4063536), (5040, 4007098), (5112, 3950660), (5680, 3555594), (5964, 3386280), (6390, 3160528), (6816, 2962995), (7455, 2709024), (7952, 2539710), (8520, 2370396), (8946, 2257520), (9940, 2031768), (10080, 2003549), (10224, 1975330), (11360, 1777797), (11928, 1693140), (12780, 1580264), (14910, 1354512), (15904, 1269855), (17040, 1185198), (17892, 1128760), (19880, 1015884), (20448, 987665), (22365, 903008), (23856, 846570), (25560, 790132), (28219, 715680), (29820, 677256), (34080, 592599), (35784, 564380), (39760, 507942), (44730, 451504), (47712, 423285), (51120, 395066), (56438, 357840), (59640, 338628), (71568, 282190), (79520, 253971), (84657, 238560), (89460, 225752), (102240, 197533), (112876, 178920), (119280, 169314), (141095, 143136)]