1661560320

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{997}}^1$

素因数の和:1061

約数の個数: 320

約数和(自身を含む): 6272741376

約数和(自身を除く): 4611181056

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 64, 70, 80, 84, 93, 96, 105, 112, 120, 124, 128, 140, 155, 160, 168, 186, 192, 210, 217, 224, 240, 248, 256, 280, 310, 320, 336, 372, 384, 420, 434, 448, 465, 480, 496, 512, 560, 620, 640, 651, 672, 744, 768, 840, 868, 896, 930, 960, 992, 997, 1085, 1120, 1240, 1280, 1302, 1344, 1488, 1536, 1680, 1736, 1792, 1860, 1920, 1984, 1994, 2170, 2240, 2480, 2560, 2604, 2688, 2976, 2991, 3255, 3360, 3472, 3584, 3720, 3840, 3968, 3988, 4340, 4480, 4960, 4985, 5208, 5376, 5952, 5982, 6510, 6720, 6944, 6979, 7440, 7680, 7936, 7976, 8680, 8960, 9920, 9970, 10416, 10752, 11904, 11964, 13020, 13440, 13888, 13958, 14880, 14955, 15872, 15952, 17360, 17920, 19840, 19940, 20832, 20937, 23808, 23928, 26040, 26880, 27776, 27916, 29760, 29910, 30907, 31904, 34720, 34895, 39680, 39880, 41664, 41874, 47616, 47856, 52080, 53760, 55552, 55832, 59520, 59820, 61814, 63808, 69440, 69790, 79360, 79760, 83328, 83748, 92721, 95712, 104160, 104685, 111104, 111664, 119040, 119640, 123628, 127616, 138880, 139580, 154535, 159520, 166656, 167496, 185442, 191424, 208320, 209370, 216349, 223328, 238080, 239280, 247256, 255232, 277760, 279160, 309070, 319040, 333312, 334992, 370884, 382848, 416640, 418740, 432698, 446656, 463605, 478560, 494512, 510464, 555520, 558320, 618140, 638080, 649047, 669984, 741768, 765696, 833280, 837480, 865396, 893312, 927210, 957120, 989024, 1081745, 1116640, 1236280, 1276160, 1298094, 1339968, 1483536, 1531392, 1666560, 1674960, 1730792, 1786624, 1854420, 1914240, 1978048, 2163490, 2233280, 2472560, 2552320, 2596188, 2679936, 2967072, 3245235, 3349920, 3461584, 3573248, 3708840, 3828480, 3956096, 4326980, 4466560, 4945120, 5192376, 5359872, 5934144, 6490470, 6699840, 6923168, 7417680, 7656960, 7912192, 8653960, 8933120, 9890240, 10384752, 10719744, 11868288, 12980940, 13399680, 13846336, 14835360, 15824384, 17307920, 17866240, 19780480, 20769504, 23736576, 25961880, 26799360, 27692672, 29670720, 34615840, 39560960, 41539008, 47473152, 51923760, 53598720, 55385344, 59341440, 69231680, 79121920, 83078016, 103847520, 110770688, 118682880, 138463360, 166156032, 207695040, 237365760, 276926720, 332312064, 415390080, 553853440, 830780160, 1661560320]

約数ペア:

[(1, 1661560320), (2, 830780160), (3, 553853440), (4, 415390080), (5, 332312064), (6, 276926720), (7, 237365760), (8, 207695040), (10, 166156032), (12, 138463360), (14, 118682880), (15, 110770688), (16, 103847520), (20, 83078016), (21, 79121920), (24, 69231680), (28, 59341440), (30, 55385344), (31, 53598720), (32, 51923760), (35, 47473152), (40, 41539008), (42, 39560960), (48, 34615840), (56, 29670720), (60, 27692672), (62, 26799360), (64, 25961880), (70, 23736576), (80, 20769504), (84, 19780480), (93, 17866240), (96, 17307920), (105, 15824384), (112, 14835360), (120, 13846336), (124, 13399680), (128, 12980940), (140, 11868288), (155, 10719744), (160, 10384752), (168, 9890240), (186, 8933120), (192, 8653960), (210, 7912192), (217, 7656960), (224, 7417680), (240, 6923168), (248, 6699840), (256, 6490470), (280, 5934144), (310, 5359872), (320, 5192376), (336, 4945120), (372, 4466560), (384, 4326980), (420, 3956096), (434, 3828480), (448, 3708840), (465, 3573248), (480, 3461584), (496, 3349920), (512, 3245235), (560, 2967072), (620, 2679936), (640, 2596188), (651, 2552320), (672, 2472560), (744, 2233280), (768, 2163490), (840, 1978048), (868, 1914240), (896, 1854420), (930, 1786624), (960, 1730792), (992, 1674960), (997, 1666560), (1085, 1531392), (1120, 1483536), (1240, 1339968), (1280, 1298094), (1302, 1276160), (1344, 1236280), (1488, 1116640), (1536, 1081745), (1680, 989024), (1736, 957120), (1792, 927210), (1860, 893312), (1920, 865396), (1984, 837480), (1994, 833280), (2170, 765696), (2240, 741768), (2480, 669984), (2560, 649047), (2604, 638080), (2688, 618140), (2976, 558320), (2991, 555520), (3255, 510464), (3360, 494512), (3472, 478560), (3584, 463605), (3720, 446656), (3840, 432698), (3968, 418740), (3988, 416640), (4340, 382848), (4480, 370884), (4960, 334992), (4985, 333312), (5208, 319040), (5376, 309070), (5952, 279160), (5982, 277760), (6510, 255232), (6720, 247256), (6944, 239280), (6979, 238080), (7440, 223328), (7680, 216349), (7936, 209370), (7976, 208320), (8680, 191424), (8960, 185442), (9920, 167496), (9970, 166656), (10416, 159520), (10752, 154535), (11904, 139580), (11964, 138880), (13020, 127616), (13440, 123628), (13888, 119640), (13958, 119040), (14880, 111664), (14955, 111104), (15872, 104685), (15952, 104160), (17360, 95712), (17920, 92721), (19840, 83748), (19940, 83328), (20832, 79760), (20937, 79360), (23808, 69790), (23928, 69440), (26040, 63808), (26880, 61814), (27776, 59820), (27916, 59520), (29760, 55832), (29910, 55552), (30907, 53760), (31904, 52080), (34720, 47856), (34895, 47616), (39680, 41874), (39880, 41664)]