217078560

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1187}}^1$

素因数の和:1335

約数の個数: 144

約数和(自身を含む): 747242496

約数和(自身を除く): 530163936

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 127, 144, 160, 180, 240, 254, 288, 360, 381, 480, 508, 635, 720, 762, 1016, 1143, 1187, 1270, 1440, 1524, 1905, 2032, 2286, 2374, 2540, 3048, 3561, 3810, 4064, 4572, 4748, 5080, 5715, 5935, 6096, 7122, 7620, 9144, 9496, 10160, 10683, 11430, 11870, 12192, 14244, 15240, 17805, 18288, 18992, 20320, 21366, 22860, 23740, 28488, 30480, 35610, 36576, 37984, 42732, 45720, 47480, 53415, 56976, 60960, 71220, 85464, 91440, 94960, 106830, 113952, 142440, 150749, 170928, 182880, 189920, 213660, 284880, 301498, 341856, 427320, 452247, 569760, 602996, 753745, 854640, 904494, 1205992, 1356741, 1507490, 1709280, 1808988, 2261235, 2411984, 2713482, 3014980, 3617976, 4522470, 4823968, 5426964, 6029960, 6783705, 7235952, 9044940, 10853928, 12059920, 13567410, 14471904, 18089880, 21707856, 24119840, 27134820, 36179760, 43415712, 54269640, 72359520, 108539280, 217078560]

約数ペア:

[(1, 217078560), (2, 108539280), (3, 72359520), (4, 54269640), (5, 43415712), (6, 36179760), (8, 27134820), (9, 24119840), (10, 21707856), (12, 18089880), (15, 14471904), (16, 13567410), (18, 12059920), (20, 10853928), (24, 9044940), (30, 7235952), (32, 6783705), (36, 6029960), (40, 5426964), (45, 4823968), (48, 4522470), (60, 3617976), (72, 3014980), (80, 2713482), (90, 2411984), (96, 2261235), (120, 1808988), (127, 1709280), (144, 1507490), (160, 1356741), (180, 1205992), (240, 904494), (254, 854640), (288, 753745), (360, 602996), (381, 569760), (480, 452247), (508, 427320), (635, 341856), (720, 301498), (762, 284880), (1016, 213660), (1143, 189920), (1187, 182880), (1270, 170928), (1440, 150749), (1524, 142440), (1905, 113952), (2032, 106830), (2286, 94960), (2374, 91440), (2540, 85464), (3048, 71220), (3561, 60960), (3810, 56976), (4064, 53415), (4572, 47480), (4748, 45720), (5080, 42732), (5715, 37984), (5935, 36576), (6096, 35610), (7122, 30480), (7620, 28488), (9144, 23740), (9496, 22860), (10160, 21366), (10683, 20320), (11430, 18992), (11870, 18288), (12192, 17805), (14244, 15240)]