628019280

素因数分解:

$2^4\times 3^2\times 5^1\times 7^3\times {\mathrm{2543}}^1$

素因数の和:2583

約数の個数: 240

約数和(自身を含む): 2460556800

約数和(自身を除く): 1832537520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 252, 280, 294, 315, 336, 343, 360, 392, 420, 441, 490, 504, 560, 588, 630, 686, 720, 735, 784, 840, 882, 980, 1008, 1029, 1176, 1260, 1372, 1470, 1680, 1715, 1764, 1960, 2058, 2205, 2352, 2520, 2543, 2744, 2940, 3087, 3430, 3528, 3920, 4116, 4410, 5040, 5086, 5145, 5488, 5880, 6174, 6860, 7056, 7629, 8232, 8820, 10172, 10290, 11760, 12348, 12715, 13720, 15258, 15435, 16464, 17640, 17801, 20344, 20580, 22887, 24696, 25430, 27440, 30516, 30870, 35280, 35602, 38145, 40688, 41160, 45774, 49392, 50860, 53403, 61032, 61740, 71204, 76290, 82320, 89005, 91548, 101720, 106806, 114435, 122064, 123480, 124607, 142408, 152580, 160209, 178010, 183096, 203440, 213612, 228870, 246960, 249214, 267015, 284816, 305160, 320418, 356020, 366192, 373821, 427224, 457740, 498428, 534030, 610320, 623035, 640836, 712040, 747642, 801045, 854448, 872249, 915480, 996856, 1068060, 1121463, 1246070, 1281672, 1424080, 1495284, 1602090, 1744498, 1830960, 1869105, 1993712, 2136120, 2242926, 2492140, 2563344, 2616747, 2990568, 3204180, 3488996, 3738210, 4272240, 4361245, 4485852, 4984280, 5233494, 5607315, 5981136, 6408360, 6977992, 7476420, 7850241, 8722490, 8971704, 9968560, 10466988, 11214630, 12816720, 13083735, 13955984, 14952840, 15700482, 17444980, 17943408, 20933976, 22429260, 26167470, 29905680, 31400964, 34889960, 39251205, 41867952, 44858520, 52334940, 62801928, 69779920, 78502410, 89717040, 104669880, 125603856, 157004820, 209339760, 314009640, 628019280]

約数ペア:

[(1, 628019280), (2, 314009640), (3, 209339760), (4, 157004820), (5, 125603856), (6, 104669880), (7, 89717040), (8, 78502410), (9, 69779920), (10, 62801928), (12, 52334940), (14, 44858520), (15, 41867952), (16, 39251205), (18, 34889960), (20, 31400964), (21, 29905680), (24, 26167470), (28, 22429260), (30, 20933976), (35, 17943408), (36, 17444980), (40, 15700482), (42, 14952840), (45, 13955984), (48, 13083735), (49, 12816720), (56, 11214630), (60, 10466988), (63, 9968560), (70, 8971704), (72, 8722490), (80, 7850241), (84, 7476420), (90, 6977992), (98, 6408360), (105, 5981136), (112, 5607315), (120, 5233494), (126, 4984280), (140, 4485852), (144, 4361245), (147, 4272240), (168, 3738210), (180, 3488996), (196, 3204180), (210, 2990568), (240, 2616747), (245, 2563344), (252, 2492140), (280, 2242926), (294, 2136120), (315, 1993712), (336, 1869105), (343, 1830960), (360, 1744498), (392, 1602090), (420, 1495284), (441, 1424080), (490, 1281672), (504, 1246070), (560, 1121463), (588, 1068060), (630, 996856), (686, 915480), (720, 872249), (735, 854448), (784, 801045), (840, 747642), (882, 712040), (980, 640836), (1008, 623035), (1029, 610320), (1176, 534030), (1260, 498428), (1372, 457740), (1470, 427224), (1680, 373821), (1715, 366192), (1764, 356020), (1960, 320418), (2058, 305160), (2205, 284816), (2352, 267015), (2520, 249214), (2543, 246960), (2744, 228870), (2940, 213612), (3087, 203440), (3430, 183096), (3528, 178010), (3920, 160209), (4116, 152580), (4410, 142408), (5040, 124607), (5086, 123480), (5145, 122064), (5488, 114435), (5880, 106806), (6174, 101720), (6860, 91548), (7056, 89005), (7629, 82320), (8232, 76290), (8820, 71204), (10172, 61740), (10290, 61032), (11760, 53403), (12348, 50860), (12715, 49392), (13720, 45774), (15258, 41160), (15435, 40688), (16464, 38145), (17640, 35602), (17801, 35280), (20344, 30870), (20580, 30516), (22887, 27440), (24696, 25430)]