213512520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:224

約数の個数: 256

約数和(自身を含む): 746807040

約数和(自身を除く): 533294520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 51, 52, 60, 65, 68, 78, 83, 85, 97, 102, 104, 120, 130, 136, 156, 166, 170, 194, 195, 204, 221, 249, 255, 260, 291, 312, 332, 340, 388, 390, 408, 415, 442, 485, 498, 510, 520, 582, 663, 664, 680, 776, 780, 830, 884, 970, 996, 1020, 1079, 1105, 1164, 1245, 1261, 1326, 1411, 1455, 1560, 1649, 1660, 1768, 1940, 1992, 2040, 2158, 2210, 2328, 2490, 2522, 2652, 2822, 2910, 3237, 3298, 3315, 3320, 3783, 3880, 4233, 4316, 4420, 4947, 4980, 5044, 5304, 5395, 5644, 5820, 6305, 6474, 6596, 6630, 7055, 7566, 8051, 8245, 8466, 8632, 8840, 9894, 9960, 10088, 10790, 11288, 11640, 12610, 12948, 13192, 13260, 14110, 15132, 16102, 16185, 16490, 16932, 18343, 18915, 19788, 21165, 21437, 21580, 24153, 24735, 25220, 25896, 26520, 28220, 30264, 32204, 32370, 32980, 33864, 36686, 37830, 39576, 40255, 42330, 42874, 43160, 48306, 49470, 50440, 55029, 56440, 64311, 64408, 64740, 65960, 73372, 75660, 80510, 84660, 85748, 91715, 96612, 98940, 104663, 107185, 110058, 120765, 128622, 129480, 136867, 146744, 151320, 161020, 169320, 171496, 183430, 193224, 197880, 209326, 214370, 220116, 241530, 257244, 273734, 275145, 313989, 321555, 322040, 366860, 410601, 418652, 428740, 440232, 483060, 514488, 523315, 547468, 550290, 627978, 643110, 684335, 733720, 821202, 837304, 857480, 966120, 1046630, 1094936, 1100580, 1255956, 1286220, 1368670, 1569945, 1642404, 1779271, 2053005, 2093260, 2201160, 2511912, 2572440, 2737340, 3139890, 3284808, 3558542, 4106010, 4186520, 5337813, 5474680, 6279780, 7117084, 8212020, 8896355, 10675626, 12559560, 14234168, 16424040, 17792710, 21351252, 26689065, 35585420, 42702504, 53378130, 71170840, 106756260, 213512520]

約数ペア:

[(1, 213512520), (2, 106756260), (3, 71170840), (4, 53378130), (5, 42702504), (6, 35585420), (8, 26689065), (10, 21351252), (12, 17792710), (13, 16424040), (15, 14234168), (17, 12559560), (20, 10675626), (24, 8896355), (26, 8212020), (30, 7117084), (34, 6279780), (39, 5474680), (40, 5337813), (51, 4186520), (52, 4106010), (60, 3558542), (65, 3284808), (68, 3139890), (78, 2737340), (83, 2572440), (85, 2511912), (97, 2201160), (102, 2093260), (104, 2053005), (120, 1779271), (130, 1642404), (136, 1569945), (156, 1368670), (166, 1286220), (170, 1255956), (194, 1100580), (195, 1094936), (204, 1046630), (221, 966120), (249, 857480), (255, 837304), (260, 821202), (291, 733720), (312, 684335), (332, 643110), (340, 627978), (388, 550290), (390, 547468), (408, 523315), (415, 514488), (442, 483060), (485, 440232), (498, 428740), (510, 418652), (520, 410601), (582, 366860), (663, 322040), (664, 321555), (680, 313989), (776, 275145), (780, 273734), (830, 257244), (884, 241530), (970, 220116), (996, 214370), (1020, 209326), (1079, 197880), (1105, 193224), (1164, 183430), (1245, 171496), (1261, 169320), (1326, 161020), (1411, 151320), (1455, 146744), (1560, 136867), (1649, 129480), (1660, 128622), (1768, 120765), (1940, 110058), (1992, 107185), (2040, 104663), (2158, 98940), (2210, 96612), (2328, 91715), (2490, 85748), (2522, 84660), (2652, 80510), (2822, 75660), (2910, 73372), (3237, 65960), (3298, 64740), (3315, 64408), (3320, 64311), (3783, 56440), (3880, 55029), (4233, 50440), (4316, 49470), (4420, 48306), (4947, 43160), (4980, 42874), (5044, 42330), (5304, 40255), (5395, 39576), (5644, 37830), (5820, 36686), (6305, 33864), (6474, 32980), (6596, 32370), (6630, 32204), (7055, 30264), (7566, 28220), (8051, 26520), (8245, 25896), (8466, 25220), (8632, 24735), (8840, 24153), (9894, 21580), (9960, 21437), (10088, 21165), (10790, 19788), (11288, 18915), (11640, 18343), (12610, 16932), (12948, 16490), (13192, 16185), (13260, 16102), (14110, 15132)]