1291223040

素因数分解:

$2^{15}\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:146

約数の個数: 256

約数和(自身を含む): 4303290240

約数和(自身を除く): 3012067200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 60, 64, 71, 74, 80, 96, 111, 120, 128, 142, 148, 160, 185, 192, 213, 222, 240, 256, 284, 296, 320, 355, 370, 384, 426, 444, 480, 512, 555, 568, 592, 640, 710, 740, 768, 852, 888, 960, 1024, 1065, 1110, 1136, 1184, 1280, 1420, 1480, 1536, 1704, 1776, 1920, 2048, 2130, 2220, 2272, 2368, 2560, 2627, 2840, 2960, 3072, 3408, 3552, 3840, 4096, 4260, 4440, 4544, 4736, 5120, 5254, 5680, 5920, 6144, 6816, 7104, 7680, 7881, 8192, 8520, 8880, 9088, 9472, 10240, 10508, 11360, 11840, 12288, 13135, 13632, 14208, 15360, 15762, 16384, 17040, 17760, 18176, 18944, 20480, 21016, 22720, 23680, 24576, 26270, 27264, 28416, 30720, 31524, 32768, 34080, 35520, 36352, 37888, 39405, 40960, 42032, 45440, 47360, 49152, 52540, 54528, 56832, 61440, 63048, 68160, 71040, 72704, 75776, 78810, 81920, 84064, 90880, 94720, 98304, 105080, 109056, 113664, 122880, 126096, 136320, 142080, 145408, 151552, 157620, 163840, 168128, 181760, 189440, 210160, 218112, 227328, 245760, 252192, 272640, 284160, 290816, 303104, 315240, 336256, 363520, 378880, 420320, 436224, 454656, 491520, 504384, 545280, 568320, 581632, 606208, 630480, 672512, 727040, 757760, 840640, 872448, 909312, 1008768, 1090560, 1136640, 1163264, 1212416, 1260960, 1345024, 1454080, 1515520, 1681280, 1744896, 1818624, 2017536, 2181120, 2273280, 2326528, 2521920, 2690048, 2908160, 3031040, 3362560, 3489792, 3637248, 4035072, 4362240, 4546560, 5043840, 5380096, 5816320, 6062080, 6725120, 6979584, 8070144, 8724480, 9093120, 10087680, 10760192, 11632640, 13450240, 16140288, 17448960, 18186240, 20175360, 21520384, 26900480, 32280576, 34897920, 40350720, 43040768, 53800960, 64561152, 80701440, 86081536, 107601920, 129122304, 161402880, 215203840, 258244608, 322805760, 430407680, 645611520, 1291223040]

約数ペア:

[(1, 1291223040), (2, 645611520), (3, 430407680), (4, 322805760), (5, 258244608), (6, 215203840), (8, 161402880), (10, 129122304), (12, 107601920), (15, 86081536), (16, 80701440), (20, 64561152), (24, 53800960), (30, 43040768), (32, 40350720), (37, 34897920), (40, 32280576), (48, 26900480), (60, 21520384), (64, 20175360), (71, 18186240), (74, 17448960), (80, 16140288), (96, 13450240), (111, 11632640), (120, 10760192), (128, 10087680), (142, 9093120), (148, 8724480), (160, 8070144), (185, 6979584), (192, 6725120), (213, 6062080), (222, 5816320), (240, 5380096), (256, 5043840), (284, 4546560), (296, 4362240), (320, 4035072), (355, 3637248), (370, 3489792), (384, 3362560), (426, 3031040), (444, 2908160), (480, 2690048), (512, 2521920), (555, 2326528), (568, 2273280), (592, 2181120), (640, 2017536), (710, 1818624), (740, 1744896), (768, 1681280), (852, 1515520), (888, 1454080), (960, 1345024), (1024, 1260960), (1065, 1212416), (1110, 1163264), (1136, 1136640), (1184, 1090560), (1280, 1008768), (1420, 909312), (1480, 872448), (1536, 840640), (1704, 757760), (1776, 727040), (1920, 672512), (2048, 630480), (2130, 606208), (2220, 581632), (2272, 568320), (2368, 545280), (2560, 504384), (2627, 491520), (2840, 454656), (2960, 436224), (3072, 420320), (3408, 378880), (3552, 363520), (3840, 336256), (4096, 315240), (4260, 303104), (4440, 290816), (4544, 284160), (4736, 272640), (5120, 252192), (5254, 245760), (5680, 227328), (5920, 218112), (6144, 210160), (6816, 189440), (7104, 181760), (7680, 168128), (7881, 163840), (8192, 157620), (8520, 151552), (8880, 145408), (9088, 142080), (9472, 136320), (10240, 126096), (10508, 122880), (11360, 113664), (11840, 109056), (12288, 105080), (13135, 98304), (13632, 94720), (14208, 90880), (15360, 84064), (15762, 81920), (16384, 78810), (17040, 75776), (17760, 72704), (18176, 71040), (18944, 68160), (20480, 63048), (21016, 61440), (22720, 56832), (23680, 54528), (24576, 52540), (26270, 49152), (27264, 47360), (28416, 45440), (30720, 42032), (31524, 40960), (32768, 39405), (34080, 37888), (35520, 36352)]