31426560

素因数分解:

$2^{11}\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1$

素因数の和:75

約数の個数: 288

約数和(自身を含む): 122653440

約数和(自身を除く): 91226880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 31, 32, 33, 36, 40, 44, 45, 48, 55, 60, 62, 64, 66, 72, 80, 88, 90, 93, 96, 99, 110, 120, 124, 128, 132, 144, 155, 160, 165, 176, 180, 186, 192, 198, 220, 240, 248, 256, 264, 279, 288, 310, 320, 330, 341, 352, 360, 372, 384, 396, 440, 465, 480, 495, 496, 512, 528, 558, 576, 620, 640, 660, 682, 704, 720, 744, 768, 792, 880, 930, 960, 990, 992, 1023, 1024, 1056, 1116, 1152, 1240, 1280, 1320, 1364, 1395, 1408, 1440, 1488, 1536, 1584, 1705, 1760, 1860, 1920, 1980, 1984, 2046, 2048, 2112, 2232, 2304, 2480, 2560, 2640, 2728, 2790, 2816, 2880, 2976, 3069, 3072, 3168, 3410, 3520, 3720, 3840, 3960, 3968, 4092, 4224, 4464, 4608, 4960, 5115, 5120, 5280, 5456, 5580, 5632, 5760, 5952, 6138, 6144, 6336, 6820, 7040, 7440, 7680, 7920, 7936, 8184, 8448, 8928, 9216, 9920, 10230, 10240, 10560, 10912, 11160, 11264, 11520, 11904, 12276, 12672, 13640, 14080, 14880, 15345, 15360, 15840, 15872, 16368, 16896, 17856, 18432, 19840, 20460, 21120, 21824, 22320, 22528, 23040, 23808, 24552, 25344, 27280, 28160, 29760, 30690, 30720, 31680, 31744, 32736, 33792, 35712, 39680, 40920, 42240, 43648, 44640, 46080, 47616, 49104, 50688, 54560, 56320, 59520, 61380, 63360, 63488, 65472, 67584, 71424, 79360, 81840, 84480, 87296, 89280, 92160, 95232, 98208, 101376, 109120, 112640, 119040, 122760, 126720, 130944, 142848, 158720, 163680, 168960, 174592, 178560, 190464, 196416, 202752, 218240, 238080, 245520, 253440, 261888, 285696, 317440, 327360, 337920, 349184, 357120, 392832, 436480, 476160, 491040, 506880, 523776, 571392, 654720, 698368, 714240, 785664, 872960, 952320, 982080, 1013760, 1047552, 1309440, 1428480, 1571328, 1745920, 1964160, 2095104, 2618880, 2856960, 3142656, 3491840, 3928320, 5237760, 6285312, 7856640, 10475520, 15713280, 31426560]

約数ペア:

[(1, 31426560), (2, 15713280), (3, 10475520), (4, 7856640), (5, 6285312), (6, 5237760), (8, 3928320), (9, 3491840), (10, 3142656), (11, 2856960), (12, 2618880), (15, 2095104), (16, 1964160), (18, 1745920), (20, 1571328), (22, 1428480), (24, 1309440), (30, 1047552), (31, 1013760), (32, 982080), (33, 952320), (36, 872960), (40, 785664), (44, 714240), (45, 698368), (48, 654720), (55, 571392), (60, 523776), (62, 506880), (64, 491040), (66, 476160), (72, 436480), (80, 392832), (88, 357120), (90, 349184), (93, 337920), (96, 327360), (99, 317440), (110, 285696), (120, 261888), (124, 253440), (128, 245520), (132, 238080), (144, 218240), (155, 202752), (160, 196416), (165, 190464), (176, 178560), (180, 174592), (186, 168960), (192, 163680), (198, 158720), (220, 142848), (240, 130944), (248, 126720), (256, 122760), (264, 119040), (279, 112640), (288, 109120), (310, 101376), (320, 98208), (330, 95232), (341, 92160), (352, 89280), (360, 87296), (372, 84480), (384, 81840), (396, 79360), (440, 71424), (465, 67584), (480, 65472), (495, 63488), (496, 63360), (512, 61380), (528, 59520), (558, 56320), (576, 54560), (620, 50688), (640, 49104), (660, 47616), (682, 46080), (704, 44640), (720, 43648), (744, 42240), (768, 40920), (792, 39680), (880, 35712), (930, 33792), (960, 32736), (990, 31744), (992, 31680), (1023, 30720), (1024, 30690), (1056, 29760), (1116, 28160), (1152, 27280), (1240, 25344), (1280, 24552), (1320, 23808), (1364, 23040), (1395, 22528), (1408, 22320), (1440, 21824), (1488, 21120), (1536, 20460), (1584, 19840), (1705, 18432), (1760, 17856), (1860, 16896), (1920, 16368), (1980, 15872), (1984, 15840), (2046, 15360), (2048, 15345), (2112, 14880), (2232, 14080), (2304, 13640), (2480, 12672), (2560, 12276), (2640, 11904), (2728, 11520), (2790, 11264), (2816, 11160), (2880, 10912), (2976, 10560), (3069, 10240), (3072, 10230), (3168, 9920), (3410, 9216), (3520, 8928), (3720, 8448), (3840, 8184), (3960, 7936), (3968, 7920), (4092, 7680), (4224, 7440), (4464, 7040), (4608, 6820), (4960, 6336), (5115, 6144), (5120, 6138), (5280, 5952), (5456, 5760), (5580, 5632)]