68064840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:177

約数の個数: 256

約数和(自身を含む): 248832000

約数和(自身を除く): 180767160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 31, 36, 38, 40, 45, 54, 57, 60, 62, 72, 76, 90, 93, 95, 107, 108, 114, 120, 124, 135, 152, 155, 171, 180, 186, 190, 214, 216, 228, 248, 270, 279, 285, 310, 321, 342, 360, 372, 380, 428, 456, 465, 513, 535, 540, 558, 570, 589, 620, 642, 684, 744, 760, 837, 855, 856, 930, 963, 1026, 1070, 1080, 1116, 1140, 1178, 1240, 1284, 1368, 1395, 1605, 1674, 1710, 1767, 1860, 1926, 2033, 2052, 2140, 2232, 2280, 2356, 2565, 2568, 2790, 2889, 2945, 3210, 3317, 3348, 3420, 3534, 3720, 3852, 4066, 4104, 4185, 4280, 4712, 4815, 5130, 5301, 5580, 5778, 5890, 6099, 6420, 6634, 6696, 6840, 7068, 7704, 8132, 8370, 8835, 9630, 9951, 10165, 10260, 10602, 11160, 11556, 11780, 12198, 12840, 13268, 14136, 14445, 15903, 16264, 16585, 16740, 17670, 18297, 19260, 19902, 20330, 20520, 21204, 23112, 23560, 24396, 26505, 26536, 28890, 29853, 30495, 31806, 33170, 33480, 35340, 36594, 38520, 39804, 40660, 42408, 48792, 49755, 53010, 54891, 57780, 59706, 60990, 63023, 63612, 66340, 70680, 73188, 79515, 79608, 81320, 89559, 91485, 99510, 106020, 109782, 115560, 119412, 121980, 126046, 127224, 132680, 146376, 149265, 159030, 179118, 182970, 189069, 199020, 212040, 219564, 238824, 243960, 252092, 274455, 298530, 315115, 318060, 358236, 365940, 378138, 398040, 439128, 447795, 504184, 548910, 567207, 597060, 630230, 636120, 716472, 731880, 756276, 895590, 945345, 1097820, 1134414, 1194120, 1260460, 1512552, 1701621, 1791180, 1890690, 2195640, 2268828, 2520920, 2836035, 3403242, 3582360, 3781380, 4537656, 5672070, 6806484, 7562760, 8508105, 11344140, 13612968, 17016210, 22688280, 34032420, 68064840]

約数ペア:

[(1, 68064840), (2, 34032420), (3, 22688280), (4, 17016210), (5, 13612968), (6, 11344140), (8, 8508105), (9, 7562760), (10, 6806484), (12, 5672070), (15, 4537656), (18, 3781380), (19, 3582360), (20, 3403242), (24, 2836035), (27, 2520920), (30, 2268828), (31, 2195640), (36, 1890690), (38, 1791180), (40, 1701621), (45, 1512552), (54, 1260460), (57, 1194120), (60, 1134414), (62, 1097820), (72, 945345), (76, 895590), (90, 756276), (93, 731880), (95, 716472), (107, 636120), (108, 630230), (114, 597060), (120, 567207), (124, 548910), (135, 504184), (152, 447795), (155, 439128), (171, 398040), (180, 378138), (186, 365940), (190, 358236), (214, 318060), (216, 315115), (228, 298530), (248, 274455), (270, 252092), (279, 243960), (285, 238824), (310, 219564), (321, 212040), (342, 199020), (360, 189069), (372, 182970), (380, 179118), (428, 159030), (456, 149265), (465, 146376), (513, 132680), (535, 127224), (540, 126046), (558, 121980), (570, 119412), (589, 115560), (620, 109782), (642, 106020), (684, 99510), (744, 91485), (760, 89559), (837, 81320), (855, 79608), (856, 79515), (930, 73188), (963, 70680), (1026, 66340), (1070, 63612), (1080, 63023), (1116, 60990), (1140, 59706), (1178, 57780), (1240, 54891), (1284, 53010), (1368, 49755), (1395, 48792), (1605, 42408), (1674, 40660), (1710, 39804), (1767, 38520), (1860, 36594), (1926, 35340), (2033, 33480), (2052, 33170), (2140, 31806), (2232, 30495), (2280, 29853), (2356, 28890), (2565, 26536), (2568, 26505), (2790, 24396), (2889, 23560), (2945, 23112), (3210, 21204), (3317, 20520), (3348, 20330), (3420, 19902), (3534, 19260), (3720, 18297), (3852, 17670), (4066, 16740), (4104, 16585), (4185, 16264), (4280, 15903), (4712, 14445), (4815, 14136), (5130, 13268), (5301, 12840), (5580, 12198), (5778, 11780), (5890, 11556), (6099, 11160), (6420, 10602), (6634, 10260), (6696, 10165), (6840, 9951), (7068, 9630), (7704, 8835), (8132, 8370)]