1256117520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{271}}^1$

素因数の和:414

約数の個数: 320

約数和(自身を含む): 4662558720

約数和(自身を除く): 3406441200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 89, 93, 105, 112, 120, 124, 140, 155, 168, 178, 186, 210, 217, 240, 248, 267, 271, 280, 310, 336, 356, 372, 420, 434, 445, 465, 496, 534, 542, 560, 620, 623, 651, 712, 744, 813, 840, 868, 890, 930, 1068, 1084, 1085, 1240, 1246, 1302, 1335, 1355, 1424, 1488, 1626, 1680, 1736, 1780, 1860, 1869, 1897, 2136, 2168, 2170, 2480, 2492, 2604, 2670, 2710, 2759, 3115, 3252, 3255, 3472, 3560, 3720, 3738, 3794, 4065, 4272, 4336, 4340, 4984, 5208, 5340, 5420, 5518, 5691, 6230, 6504, 6510, 7120, 7440, 7476, 7588, 8130, 8277, 8401, 8680, 9345, 9485, 9968, 10416, 10680, 10840, 11036, 11382, 12460, 13008, 13020, 13795, 14952, 15176, 16260, 16554, 16802, 17360, 18690, 18970, 19313, 21360, 21680, 22072, 22764, 24119, 24920, 25203, 26040, 27590, 28455, 29904, 30352, 32520, 33108, 33604, 37380, 37940, 38626, 41385, 42005, 44144, 45528, 48238, 49840, 50406, 52080, 55180, 56910, 57939, 58807, 65040, 66216, 67208, 72357, 74760, 75880, 77252, 82770, 84010, 91056, 96476, 96565, 100812, 110360, 113820, 115878, 117614, 120595, 126015, 132432, 134416, 144714, 149520, 151760, 154504, 165540, 168020, 168833, 176421, 192952, 193130, 201624, 220720, 227640, 231756, 235228, 241190, 252030, 289428, 289695, 294035, 309008, 331080, 336040, 337666, 352842, 361785, 385904, 386260, 403248, 455280, 463512, 470456, 482380, 504060, 506499, 578856, 579390, 588070, 662160, 672080, 675332, 705684, 723570, 747689, 772520, 844165, 882105, 927024, 940912, 964760, 1008120, 1012998, 1157712, 1158780, 1176140, 1350664, 1411368, 1447140, 1495378, 1545040, 1688330, 1764210, 1929520, 2016240, 2025996, 2243067, 2317560, 2352280, 2532495, 2701328, 2822736, 2894280, 2990756, 3376660, 3528420, 3738445, 4051992, 4486134, 4635120, 4704560, 5064990, 5233823, 5788560, 5981512, 6753320, 7056840, 7476890, 8103984, 8972268, 10129980, 10467646, 11215335, 11963024, 13506640, 14113680, 14953780, 15701469, 17944536, 20259960, 20935292, 22430670, 26169115, 29907560, 31402938, 35889072, 40519920, 41870584, 44861340, 52338230, 59815120, 62805876, 78507345, 83741168, 89722680, 104676460, 125611752, 157014690, 179445360, 209352920, 251223504, 314029380, 418705840, 628058760, 1256117520]

約数ペア:

[(1, 1256117520), (2, 628058760), (3, 418705840), (4, 314029380), (5, 251223504), (6, 209352920), (7, 179445360), (8, 157014690), (10, 125611752), (12, 104676460), (14, 89722680), (15, 83741168), (16, 78507345), (20, 62805876), (21, 59815120), (24, 52338230), (28, 44861340), (30, 41870584), (31, 40519920), (35, 35889072), (40, 31402938), (42, 29907560), (48, 26169115), (56, 22430670), (60, 20935292), (62, 20259960), (70, 17944536), (80, 15701469), (84, 14953780), (89, 14113680), (93, 13506640), (105, 11963024), (112, 11215335), (120, 10467646), (124, 10129980), (140, 8972268), (155, 8103984), (168, 7476890), (178, 7056840), (186, 6753320), (210, 5981512), (217, 5788560), (240, 5233823), (248, 5064990), (267, 4704560), (271, 4635120), (280, 4486134), (310, 4051992), (336, 3738445), (356, 3528420), (372, 3376660), (420, 2990756), (434, 2894280), (445, 2822736), (465, 2701328), (496, 2532495), (534, 2352280), (542, 2317560), (560, 2243067), (620, 2025996), (623, 2016240), (651, 1929520), (712, 1764210), (744, 1688330), (813, 1545040), (840, 1495378), (868, 1447140), (890, 1411368), (930, 1350664), (1068, 1176140), (1084, 1158780), (1085, 1157712), (1240, 1012998), (1246, 1008120), (1302, 964760), (1335, 940912), (1355, 927024), (1424, 882105), (1488, 844165), (1626, 772520), (1680, 747689), (1736, 723570), (1780, 705684), (1860, 675332), (1869, 672080), (1897, 662160), (2136, 588070), (2168, 579390), (2170, 578856), (2480, 506499), (2492, 504060), (2604, 482380), (2670, 470456), (2710, 463512), (2759, 455280), (3115, 403248), (3252, 386260), (3255, 385904), (3472, 361785), (3560, 352842), (3720, 337666), (3738, 336040), (3794, 331080), (4065, 309008), (4272, 294035), (4336, 289695), (4340, 289428), (4984, 252030), (5208, 241190), (5340, 235228), (5420, 231756), (5518, 227640), (5691, 220720), (6230, 201624), (6504, 193130), (6510, 192952), (7120, 176421), (7440, 168833), (7476, 168020), (7588, 165540), (8130, 154504), (8277, 151760), (8401, 149520), (8680, 144714), (9345, 134416), (9485, 132432), (9968, 126015), (10416, 120595), (10680, 117614), (10840, 115878), (11036, 113820), (11382, 110360), (12460, 100812), (13008, 96565), (13020, 96476), (13795, 91056), (14952, 84010), (15176, 82770), (16260, 77252), (16554, 75880), (16802, 74760), (17360, 72357), (18690, 67208), (18970, 66216), (19313, 65040), (21360, 58807), (21680, 57939), (22072, 56910), (22764, 55180), (24119, 52080), (24920, 50406), (25203, 49840), (26040, 48238), (27590, 45528), (28455, 44144), (29904, 42005), (30352, 41385), (32520, 38626), (33108, 37940), (33604, 37380)]