87355520

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:111

約数の個数: 256

約数和(自身を含む): 267909120

約数和(自身を除く): 180553600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 31, 32, 34, 35, 37, 40, 56, 62, 64, 68, 70, 74, 80, 85, 112, 119, 124, 128, 136, 140, 148, 155, 160, 170, 185, 217, 224, 238, 248, 259, 272, 280, 296, 310, 320, 340, 370, 434, 448, 476, 496, 518, 527, 544, 560, 592, 595, 620, 629, 640, 680, 740, 868, 896, 952, 992, 1036, 1054, 1085, 1088, 1120, 1147, 1184, 1190, 1240, 1258, 1295, 1360, 1480, 1736, 1904, 1984, 2072, 2108, 2170, 2176, 2240, 2294, 2368, 2380, 2480, 2516, 2590, 2635, 2720, 2960, 3145, 3472, 3689, 3808, 3968, 4144, 4216, 4340, 4403, 4480, 4588, 4736, 4760, 4960, 5032, 5180, 5270, 5440, 5735, 5920, 6290, 6944, 7378, 7616, 8029, 8288, 8432, 8680, 8806, 9176, 9520, 9920, 10064, 10360, 10540, 10880, 11470, 11840, 12580, 13888, 14756, 15232, 16058, 16576, 16864, 17360, 17612, 18352, 18445, 19040, 19499, 19840, 20128, 20720, 21080, 22015, 22940, 23680, 25160, 27776, 29512, 32116, 33152, 33728, 34720, 35224, 36704, 36890, 38080, 38998, 40145, 40256, 41440, 42160, 44030, 45880, 50320, 59024, 64232, 67456, 69440, 70448, 73408, 73780, 76160, 77996, 80290, 80512, 82880, 84320, 88060, 91760, 97495, 100640, 118048, 128464, 136493, 138880, 140896, 146816, 147560, 155992, 160580, 165760, 168640, 176120, 183520, 194990, 201280, 236096, 256928, 272986, 281792, 295120, 311984, 321160, 337280, 352240, 367040, 389980, 402560, 472192, 513856, 545972, 563584, 590240, 623968, 642320, 682465, 704480, 734080, 779960, 1027712, 1091944, 1180480, 1247936, 1284640, 1364930, 1408960, 1559920, 2183888, 2360960, 2495872, 2569280, 2729860, 2817920, 3119840, 4367776, 5138560, 5459720, 6239680, 8735552, 10919440, 12479360, 17471104, 21838880, 43677760, 87355520]

約数ペア:

[(1, 87355520), (2, 43677760), (4, 21838880), (5, 17471104), (7, 12479360), (8, 10919440), (10, 8735552), (14, 6239680), (16, 5459720), (17, 5138560), (20, 4367776), (28, 3119840), (31, 2817920), (32, 2729860), (34, 2569280), (35, 2495872), (37, 2360960), (40, 2183888), (56, 1559920), (62, 1408960), (64, 1364930), (68, 1284640), (70, 1247936), (74, 1180480), (80, 1091944), (85, 1027712), (112, 779960), (119, 734080), (124, 704480), (128, 682465), (136, 642320), (140, 623968), (148, 590240), (155, 563584), (160, 545972), (170, 513856), (185, 472192), (217, 402560), (224, 389980), (238, 367040), (248, 352240), (259, 337280), (272, 321160), (280, 311984), (296, 295120), (310, 281792), (320, 272986), (340, 256928), (370, 236096), (434, 201280), (448, 194990), (476, 183520), (496, 176120), (518, 168640), (527, 165760), (544, 160580), (560, 155992), (592, 147560), (595, 146816), (620, 140896), (629, 138880), (640, 136493), (680, 128464), (740, 118048), (868, 100640), (896, 97495), (952, 91760), (992, 88060), (1036, 84320), (1054, 82880), (1085, 80512), (1088, 80290), (1120, 77996), (1147, 76160), (1184, 73780), (1190, 73408), (1240, 70448), (1258, 69440), (1295, 67456), (1360, 64232), (1480, 59024), (1736, 50320), (1904, 45880), (1984, 44030), (2072, 42160), (2108, 41440), (2170, 40256), (2176, 40145), (2240, 38998), (2294, 38080), (2368, 36890), (2380, 36704), (2480, 35224), (2516, 34720), (2590, 33728), (2635, 33152), (2720, 32116), (2960, 29512), (3145, 27776), (3472, 25160), (3689, 23680), (3808, 22940), (3968, 22015), (4144, 21080), (4216, 20720), (4340, 20128), (4403, 19840), (4480, 19499), (4588, 19040), (4736, 18445), (4760, 18352), (4960, 17612), (5032, 17360), (5180, 16864), (5270, 16576), (5440, 16058), (5735, 15232), (5920, 14756), (6290, 13888), (6944, 12580), (7378, 11840), (7616, 11470), (8029, 10880), (8288, 10540), (8432, 10360), (8680, 10064), (8806, 9920), (9176, 9520)]