21461675520

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{39359}}^1$

素因数の和:39456

約数の個数: 160

約数和(自身を含む): 69578403840

約数和(自身を除く): 48116728320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 71, 80, 96, 120, 128, 142, 160, 192, 213, 240, 256, 284, 320, 355, 384, 426, 480, 512, 568, 640, 710, 768, 852, 960, 1065, 1136, 1280, 1420, 1536, 1704, 1920, 2130, 2272, 2560, 2840, 3408, 3840, 4260, 4544, 5680, 6816, 7680, 8520, 9088, 11360, 13632, 17040, 18176, 22720, 27264, 34080, 36352, 39359, 45440, 54528, 68160, 78718, 90880, 109056, 118077, 136320, 157436, 181760, 196795, 236154, 272640, 314872, 393590, 472308, 545280, 590385, 629744, 787180, 944616, 1180770, 1259488, 1574360, 1889232, 2361540, 2518976, 2794489, 3148720, 3778464, 4723080, 5037952, 5588978, 6297440, 7556928, 8383467, 9446160, 10075904, 11177956, 12594880, 13972445, 15113856, 16766934, 18892320, 20151808, 22355912, 25189760, 27944890, 30227712, 33533868, 37784640, 41917335, 44711824, 50379520, 55889780, 60455424, 67067736, 75569280, 83834670, 89423648, 100759040, 111779560, 134135472, 151138560, 167669340, 178847296, 223559120, 268270944, 302277120, 335338680, 357694592, 447118240, 536541888, 670677360, 715389184, 894236480, 1073083776, 1341354720, 1430778368, 1788472960, 2146167552, 2682709440, 3576945920, 4292335104, 5365418880, 7153891840, 10730837760, 21461675520]

約数ペア:

[(1, 21461675520), (2, 10730837760), (3, 7153891840), (4, 5365418880), (5, 4292335104), (6, 3576945920), (8, 2682709440), (10, 2146167552), (12, 1788472960), (15, 1430778368), (16, 1341354720), (20, 1073083776), (24, 894236480), (30, 715389184), (32, 670677360), (40, 536541888), (48, 447118240), (60, 357694592), (64, 335338680), (71, 302277120), (80, 268270944), (96, 223559120), (120, 178847296), (128, 167669340), (142, 151138560), (160, 134135472), (192, 111779560), (213, 100759040), (240, 89423648), (256, 83834670), (284, 75569280), (320, 67067736), (355, 60455424), (384, 55889780), (426, 50379520), (480, 44711824), (512, 41917335), (568, 37784640), (640, 33533868), (710, 30227712), (768, 27944890), (852, 25189760), (960, 22355912), (1065, 20151808), (1136, 18892320), (1280, 16766934), (1420, 15113856), (1536, 13972445), (1704, 12594880), (1920, 11177956), (2130, 10075904), (2272, 9446160), (2560, 8383467), (2840, 7556928), (3408, 6297440), (3840, 5588978), (4260, 5037952), (4544, 4723080), (5680, 3778464), (6816, 3148720), (7680, 2794489), (8520, 2518976), (9088, 2361540), (11360, 1889232), (13632, 1574360), (17040, 1259488), (18176, 1180770), (22720, 944616), (27264, 787180), (34080, 629744), (36352, 590385), (39359, 545280), (45440, 472308), (54528, 393590), (68160, 314872), (78718, 272640), (90880, 236154), (109056, 196795), (118077, 181760), (136320, 157436)]