208309920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1$

素因数の和:308

約数の個数: 384

約数和(自身を含む): 853493760

約数和(自身を除く): 645183840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 19, 20, 21, 24, 26, 28, 30, 32, 35, 38, 39, 40, 42, 48, 52, 56, 57, 60, 65, 70, 76, 78, 80, 84, 91, 95, 96, 104, 105, 112, 114, 120, 130, 133, 140, 152, 156, 160, 168, 182, 190, 195, 208, 210, 224, 228, 240, 247, 251, 260, 266, 273, 280, 285, 304, 312, 336, 364, 380, 390, 399, 416, 420, 455, 456, 480, 494, 502, 520, 532, 546, 560, 570, 608, 624, 665, 672, 728, 741, 753, 760, 780, 798, 840, 910, 912, 988, 1004, 1040, 1064, 1092, 1120, 1140, 1235, 1248, 1255, 1330, 1365, 1456, 1482, 1506, 1520, 1560, 1596, 1680, 1729, 1757, 1820, 1824, 1976, 1995, 2008, 2080, 2128, 2184, 2280, 2470, 2510, 2660, 2730, 2912, 2964, 3012, 3040, 3120, 3192, 3263, 3360, 3458, 3514, 3640, 3705, 3765, 3952, 3990, 4016, 4256, 4368, 4560, 4769, 4940, 5020, 5187, 5271, 5320, 5460, 5928, 6024, 6240, 6384, 6526, 6916, 7028, 7280, 7410, 7530, 7904, 7980, 8032, 8645, 8736, 8785, 9120, 9538, 9789, 9880, 10040, 10374, 10542, 10640, 10920, 11856, 12048, 12768, 13052, 13832, 14056, 14307, 14560, 14820, 15060, 15960, 16315, 17290, 17570, 19076, 19578, 19760, 20080, 20748, 21084, 21280, 21840, 22841, 23712, 23845, 24096, 25935, 26104, 26355, 27664, 28112, 28614, 29640, 30120, 31920, 32630, 33383, 34580, 35140, 38152, 39156, 39520, 40160, 41496, 42168, 43680, 45682, 47690, 48945, 51870, 52208, 52710, 55328, 56224, 57228, 59280, 60240, 61997, 63840, 65260, 66766, 68523, 69160, 70280, 71535, 76304, 78312, 82992, 84336, 91364, 95380, 97890, 100149, 103740, 104416, 105420, 114205, 114456, 118560, 120480, 123994, 130520, 133532, 137046, 138320, 140560, 143070, 152608, 156624, 165984, 166915, 168672, 182728, 185991, 190760, 195780, 200298, 207480, 210840, 228410, 228912, 247988, 261040, 267064, 274092, 276640, 281120, 286140, 309985, 313248, 333830, 342615, 365456, 371982, 381520, 391560, 400596, 414960, 421680, 433979, 456820, 457824, 495976, 500745, 522080, 534128, 548184, 572280, 619970, 667660, 685230, 730912, 743964, 763040, 783120, 801192, 829920, 843360, 867958, 913640, 929955, 991952, 1001490, 1068256, 1096368, 1144560, 1239940, 1301937, 1335320, 1370460, 1487928, 1566240, 1602384, 1735916, 1827280, 1859910, 1983904, 2002980, 2169895, 2192736, 2289120, 2479880, 2603874, 2670640, 2740920, 2975856, 3204768, 3471832, 3654560, 3719820, 4005960, 4339790, 4959760, 5207748, 5341280, 5481840, 5951712, 6509685, 6943664, 7439640, 8011920, 8679580, 9919520, 10415496, 10963680, 13019370, 13887328, 14879280, 16023840, 17359160, 20830992, 26038740, 29758560, 34718320, 41661984, 52077480, 69436640, 104154960, 208309920]

約数ペア:

[(1, 208309920), (2, 104154960), (3, 69436640), (4, 52077480), (5, 41661984), (6, 34718320), (7, 29758560), (8, 26038740), (10, 20830992), (12, 17359160), (13, 16023840), (14, 14879280), (15, 13887328), (16, 13019370), (19, 10963680), (20, 10415496), (21, 9919520), (24, 8679580), (26, 8011920), (28, 7439640), (30, 6943664), (32, 6509685), (35, 5951712), (38, 5481840), (39, 5341280), (40, 5207748), (42, 4959760), (48, 4339790), (52, 4005960), (56, 3719820), (57, 3654560), (60, 3471832), (65, 3204768), (70, 2975856), (76, 2740920), (78, 2670640), (80, 2603874), (84, 2479880), (91, 2289120), (95, 2192736), (96, 2169895), (104, 2002980), (105, 1983904), (112, 1859910), (114, 1827280), (120, 1735916), (130, 1602384), (133, 1566240), (140, 1487928), (152, 1370460), (156, 1335320), (160, 1301937), (168, 1239940), (182, 1144560), (190, 1096368), (195, 1068256), (208, 1001490), (210, 991952), (224, 929955), (228, 913640), (240, 867958), (247, 843360), (251, 829920), (260, 801192), (266, 783120), (273, 763040), (280, 743964), (285, 730912), (304, 685230), (312, 667660), (336, 619970), (364, 572280), (380, 548184), (390, 534128), (399, 522080), (416, 500745), (420, 495976), (455, 457824), (456, 456820), (480, 433979), (494, 421680), (502, 414960), (520, 400596), (532, 391560), (546, 381520), (560, 371982), (570, 365456), (608, 342615), (624, 333830), (665, 313248), (672, 309985), (728, 286140), (741, 281120), (753, 276640), (760, 274092), (780, 267064), (798, 261040), (840, 247988), (910, 228912), (912, 228410), (988, 210840), (1004, 207480), (1040, 200298), (1064, 195780), (1092, 190760), (1120, 185991), (1140, 182728), (1235, 168672), (1248, 166915), (1255, 165984), (1330, 156624), (1365, 152608), (1456, 143070), (1482, 140560), (1506, 138320), (1520, 137046), (1560, 133532), (1596, 130520), (1680, 123994), (1729, 120480), (1757, 118560), (1820, 114456), (1824, 114205), (1976, 105420), (1995, 104416), (2008, 103740), (2080, 100149), (2128, 97890), (2184, 95380), (2280, 91364), (2470, 84336), (2510, 82992), (2660, 78312), (2730, 76304), (2912, 71535), (2964, 70280), (3012, 69160), (3040, 68523), (3120, 66766), (3192, 65260), (3263, 63840), (3360, 61997), (3458, 60240), (3514, 59280), (3640, 57228), (3705, 56224), (3765, 55328), (3952, 52710), (3990, 52208), (4016, 51870), (4256, 48945), (4368, 47690), (4560, 45682), (4769, 43680), (4940, 42168), (5020, 41496), (5187, 40160), (5271, 39520), (5320, 39156), (5460, 38152), (5928, 35140), (6024, 34580), (6240, 33383), (6384, 32630), (6526, 31920), (6916, 30120), (7028, 29640), (7280, 28614), (7410, 28112), (7530, 27664), (7904, 26355), (7980, 26104), (8032, 25935), (8645, 24096), (8736, 23845), (8785, 23712), (9120, 22841), (9538, 21840), (9789, 21280), (9880, 21084), (10040, 20748), (10374, 20080), (10542, 19760), (10640, 19578), (10920, 19076), (11856, 17570), (12048, 17290), (12768, 16315), (13052, 15960), (13832, 15060), (14056, 14820), (14307, 14560)]