21202132560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{967}}^1$

素因数の和:1442

約数の個数: 320

約数和(自身を含む): 77803782144

約数和(自身を除く): 56601649584

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 105, 112, 120, 124, 140, 155, 168, 186, 210, 217, 240, 248, 280, 310, 336, 372, 420, 421, 434, 465, 496, 560, 620, 651, 744, 840, 842, 868, 930, 967, 1085, 1240, 1263, 1302, 1488, 1680, 1684, 1736, 1860, 1934, 2105, 2170, 2480, 2526, 2604, 2901, 2947, 3255, 3368, 3472, 3720, 3868, 4210, 4340, 4835, 5052, 5208, 5802, 5894, 6315, 6510, 6736, 6769, 7440, 7736, 8420, 8680, 8841, 9670, 10104, 10416, 11604, 11788, 12630, 13020, 13051, 13538, 14505, 14735, 15472, 16840, 17360, 17682, 19340, 20208, 20307, 23208, 23576, 25260, 26040, 26102, 27076, 29010, 29470, 29977, 33680, 33845, 35364, 38680, 39153, 40614, 44205, 46416, 47152, 50520, 52080, 52204, 54152, 58020, 58940, 59954, 65255, 67690, 70728, 77360, 78306, 81228, 88410, 89931, 91357, 101040, 101535, 104408, 108304, 116040, 117880, 119908, 130510, 135380, 141456, 149885, 156612, 162456, 176820, 179862, 182714, 195765, 203070, 208816, 209839, 232080, 235760, 239816, 261020, 270760, 274071, 299770, 313224, 324912, 353640, 359724, 365428, 391530, 406140, 407107, 419678, 449655, 456785, 479632, 522040, 541520, 548142, 599540, 626448, 629517, 707280, 719448, 730856, 783060, 812280, 814214, 839356, 899310, 913570, 1044080, 1049195, 1096284, 1199080, 1221321, 1259034, 1370355, 1438896, 1461712, 1566120, 1624560, 1628428, 1678712, 1798620, 1827140, 2035535, 2098390, 2192568, 2398160, 2442642, 2518068, 2740710, 2849749, 3132240, 3147585, 3256856, 3357424, 3597240, 3654280, 4071070, 4196780, 4385136, 4885284, 5036136, 5481420, 5699498, 6106605, 6295170, 6513712, 7194480, 7308560, 8142140, 8393560, 8549247, 9770568, 10072272, 10962840, 11398996, 12213210, 12590340, 12620317, 14248745, 16284280, 16787120, 17098494, 19541136, 21925680, 22797992, 24426420, 25180680, 25240634, 28497490, 32568560, 34196988, 37860951, 42746235, 45595984, 48852840, 50361360, 50481268, 56994980, 63101585, 68393976, 75721902, 85492470, 88342219, 97705680, 100962536, 113989960, 126203170, 136787952, 151443804, 170984940, 176684438, 189304755, 201925072, 227979920, 252406340, 265026657, 302887608, 341969880, 353368876, 378609510, 441711095, 504812680, 530053314, 605775216, 683939760, 706737752, 757219020, 883422190, 1009625360, 1060106628, 1325133285, 1413475504, 1514438040, 1766844380, 2120213256, 2650266570, 3028876080, 3533688760, 4240426512, 5300533140, 7067377520, 10601066280, 21202132560]

約数ペア:

[(1, 21202132560), (2, 10601066280), (3, 7067377520), (4, 5300533140), (5, 4240426512), (6, 3533688760), (7, 3028876080), (8, 2650266570), (10, 2120213256), (12, 1766844380), (14, 1514438040), (15, 1413475504), (16, 1325133285), (20, 1060106628), (21, 1009625360), (24, 883422190), (28, 757219020), (30, 706737752), (31, 683939760), (35, 605775216), (40, 530053314), (42, 504812680), (48, 441711095), (56, 378609510), (60, 353368876), (62, 341969880), (70, 302887608), (80, 265026657), (84, 252406340), (93, 227979920), (105, 201925072), (112, 189304755), (120, 176684438), (124, 170984940), (140, 151443804), (155, 136787952), (168, 126203170), (186, 113989960), (210, 100962536), (217, 97705680), (240, 88342219), (248, 85492470), (280, 75721902), (310, 68393976), (336, 63101585), (372, 56994980), (420, 50481268), (421, 50361360), (434, 48852840), (465, 45595984), (496, 42746235), (560, 37860951), (620, 34196988), (651, 32568560), (744, 28497490), (840, 25240634), (842, 25180680), (868, 24426420), (930, 22797992), (967, 21925680), (1085, 19541136), (1240, 17098494), (1263, 16787120), (1302, 16284280), (1488, 14248745), (1680, 12620317), (1684, 12590340), (1736, 12213210), (1860, 11398996), (1934, 10962840), (2105, 10072272), (2170, 9770568), (2480, 8549247), (2526, 8393560), (2604, 8142140), (2901, 7308560), (2947, 7194480), (3255, 6513712), (3368, 6295170), (3472, 6106605), (3720, 5699498), (3868, 5481420), (4210, 5036136), (4340, 4885284), (4835, 4385136), (5052, 4196780), (5208, 4071070), (5802, 3654280), (5894, 3597240), (6315, 3357424), (6510, 3256856), (6736, 3147585), (6769, 3132240), (7440, 2849749), (7736, 2740710), (8420, 2518068), (8680, 2442642), (8841, 2398160), (9670, 2192568), (10104, 2098390), (10416, 2035535), (11604, 1827140), (11788, 1798620), (12630, 1678712), (13020, 1628428), (13051, 1624560), (13538, 1566120), (14505, 1461712), (14735, 1438896), (15472, 1370355), (16840, 1259034), (17360, 1221321), (17682, 1199080), (19340, 1096284), (20208, 1049195), (20307, 1044080), (23208, 913570), (23576, 899310), (25260, 839356), (26040, 814214), (26102, 812280), (27076, 783060), (29010, 730856), (29470, 719448), (29977, 707280), (33680, 629517), (33845, 626448), (35364, 599540), (38680, 548142), (39153, 541520), (40614, 522040), (44205, 479632), (46416, 456785), (47152, 449655), (50520, 419678), (52080, 407107), (52204, 406140), (54152, 391530), (58020, 365428), (58940, 359724), (59954, 353640), (65255, 324912), (67690, 313224), (70728, 299770), (77360, 274071), (78306, 270760), (81228, 261020), (88410, 239816), (89931, 235760), (91357, 232080), (101040, 209839), (101535, 208816), (104408, 203070), (108304, 195765), (116040, 182714), (117880, 179862), (119908, 176820), (130510, 162456), (135380, 156612), (141456, 149885)]