248369520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:324

約数の個数: 320

約数和(自身を含む): 959938560

約数和(自身を除く): 711569040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 31, 35, 38, 40, 42, 48, 56, 57, 60, 62, 70, 76, 80, 84, 93, 95, 105, 112, 114, 120, 124, 133, 140, 152, 155, 168, 186, 190, 210, 217, 228, 240, 248, 251, 266, 280, 285, 304, 310, 336, 372, 380, 399, 420, 434, 456, 465, 496, 502, 532, 560, 570, 589, 620, 651, 665, 744, 753, 760, 798, 840, 868, 912, 930, 1004, 1064, 1085, 1140, 1178, 1240, 1255, 1302, 1330, 1488, 1506, 1520, 1596, 1680, 1736, 1757, 1767, 1860, 1995, 2008, 2128, 2170, 2280, 2356, 2480, 2510, 2604, 2660, 2945, 3012, 3192, 3255, 3472, 3514, 3534, 3720, 3765, 3990, 4016, 4123, 4340, 4560, 4712, 4769, 5020, 5208, 5271, 5320, 5890, 6024, 6384, 6510, 7028, 7068, 7440, 7530, 7781, 7980, 8246, 8680, 8785, 8835, 9424, 9538, 10040, 10416, 10542, 10640, 11780, 12048, 12369, 13020, 14056, 14136, 14307, 15060, 15562, 15960, 16492, 17360, 17570, 17670, 19076, 20080, 20615, 21084, 23343, 23560, 23845, 24738, 26040, 26355, 28112, 28272, 28614, 30120, 31124, 31920, 32984, 33383, 35140, 35340, 38152, 38905, 41230, 42168, 46686, 47120, 47690, 49476, 52080, 52710, 54467, 57228, 60240, 61845, 62248, 65968, 66766, 70280, 70680, 71535, 76304, 77810, 82460, 84336, 93372, 95380, 98952, 100149, 105420, 108934, 114456, 116715, 123690, 124496, 133532, 140560, 141360, 143070, 147839, 155620, 163401, 164920, 166915, 186744, 190760, 197904, 200298, 210840, 217868, 228912, 233430, 247380, 267064, 272335, 286140, 295678, 311240, 326802, 329840, 333830, 373488, 381520, 400596, 421680, 435736, 443517, 466860, 494760, 500745, 534128, 544670, 572280, 591356, 622480, 653604, 667660, 739195, 801192, 817005, 871472, 887034, 933720, 989520, 1001490, 1034873, 1089340, 1144560, 1182712, 1307208, 1335320, 1478390, 1602384, 1634010, 1774068, 1867440, 2002980, 2069746, 2178680, 2217585, 2365424, 2614416, 2670640, 2956780, 3104619, 3268020, 3548136, 4005960, 4139492, 4357360, 4435170, 5174365, 5913560, 6209238, 6536040, 7096272, 8011920, 8278984, 8870340, 10348730, 11827120, 12418476, 13072080, 15523095, 16557968, 17740680, 20697460, 24836952, 31046190, 35481360, 41394920, 49673904, 62092380, 82789840, 124184760, 248369520]

約数ペア:

[(1, 248369520), (2, 124184760), (3, 82789840), (4, 62092380), (5, 49673904), (6, 41394920), (7, 35481360), (8, 31046190), (10, 24836952), (12, 20697460), (14, 17740680), (15, 16557968), (16, 15523095), (19, 13072080), (20, 12418476), (21, 11827120), (24, 10348730), (28, 8870340), (30, 8278984), (31, 8011920), (35, 7096272), (38, 6536040), (40, 6209238), (42, 5913560), (48, 5174365), (56, 4435170), (57, 4357360), (60, 4139492), (62, 4005960), (70, 3548136), (76, 3268020), (80, 3104619), (84, 2956780), (93, 2670640), (95, 2614416), (105, 2365424), (112, 2217585), (114, 2178680), (120, 2069746), (124, 2002980), (133, 1867440), (140, 1774068), (152, 1634010), (155, 1602384), (168, 1478390), (186, 1335320), (190, 1307208), (210, 1182712), (217, 1144560), (228, 1089340), (240, 1034873), (248, 1001490), (251, 989520), (266, 933720), (280, 887034), (285, 871472), (304, 817005), (310, 801192), (336, 739195), (372, 667660), (380, 653604), (399, 622480), (420, 591356), (434, 572280), (456, 544670), (465, 534128), (496, 500745), (502, 494760), (532, 466860), (560, 443517), (570, 435736), (589, 421680), (620, 400596), (651, 381520), (665, 373488), (744, 333830), (753, 329840), (760, 326802), (798, 311240), (840, 295678), (868, 286140), (912, 272335), (930, 267064), (1004, 247380), (1064, 233430), (1085, 228912), (1140, 217868), (1178, 210840), (1240, 200298), (1255, 197904), (1302, 190760), (1330, 186744), (1488, 166915), (1506, 164920), (1520, 163401), (1596, 155620), (1680, 147839), (1736, 143070), (1757, 141360), (1767, 140560), (1860, 133532), (1995, 124496), (2008, 123690), (2128, 116715), (2170, 114456), (2280, 108934), (2356, 105420), (2480, 100149), (2510, 98952), (2604, 95380), (2660, 93372), (2945, 84336), (3012, 82460), (3192, 77810), (3255, 76304), (3472, 71535), (3514, 70680), (3534, 70280), (3720, 66766), (3765, 65968), (3990, 62248), (4016, 61845), (4123, 60240), (4340, 57228), (4560, 54467), (4712, 52710), (4769, 52080), (5020, 49476), (5208, 47690), (5271, 47120), (5320, 46686), (5890, 42168), (6024, 41230), (6384, 38905), (6510, 38152), (7028, 35340), (7068, 35140), (7440, 33383), (7530, 32984), (7781, 31920), (7980, 31124), (8246, 30120), (8680, 28614), (8785, 28272), (8835, 28112), (9424, 26355), (9538, 26040), (10040, 24738), (10416, 23845), (10542, 23560), (10640, 23343), (11780, 21084), (12048, 20615), (12369, 20080), (13020, 19076), (14056, 17670), (14136, 17570), (14307, 17360), (15060, 16492), (15562, 15960)]