217118720

素因数分解:

$2^{11}\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1$

素因数の和:280

約数の個数: 192

約数和(自身を含む): 643930560

約数和(自身を除く): 426811840

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 233, 256, 260, 280, 320, 364, 416, 448, 455, 466, 512, 520, 560, 640, 728, 832, 896, 910, 932, 1024, 1040, 1120, 1165, 1280, 1456, 1631, 1664, 1792, 1820, 1864, 2048, 2080, 2240, 2330, 2560, 2912, 3029, 3262, 3328, 3584, 3640, 3728, 4160, 4480, 4660, 5120, 5824, 6058, 6524, 6656, 7168, 7280, 7456, 8155, 8320, 8960, 9320, 10240, 11648, 12116, 13048, 13312, 14336, 14560, 14912, 15145, 16310, 16640, 17920, 18640, 21203, 23296, 24232, 26096, 26624, 29120, 29824, 30290, 32620, 33280, 35840, 37280, 42406, 46592, 48464, 52192, 58240, 59648, 60580, 65240, 66560, 71680, 74560, 84812, 93184, 96928, 104384, 106015, 116480, 119296, 121160, 130480, 133120, 149120, 169624, 186368, 193856, 208768, 212030, 232960, 238592, 242320, 260960, 298240, 339248, 387712, 417536, 424060, 465920, 477184, 484640, 521920, 596480, 678496, 775424, 835072, 848120, 931840, 969280, 1043840, 1192960, 1356992, 1550848, 1670144, 1696240, 1938560, 2087680, 2385920, 2713984, 3101696, 3340288, 3392480, 3877120, 4175360, 5427968, 6203392, 6784960, 7754240, 8350720, 10855936, 13569920, 15508480, 16701440, 21711872, 27139840, 31016960, 43423744, 54279680, 108559360, 217118720]

約数ペア:

[(1, 217118720), (2, 108559360), (4, 54279680), (5, 43423744), (7, 31016960), (8, 27139840), (10, 21711872), (13, 16701440), (14, 15508480), (16, 13569920), (20, 10855936), (26, 8350720), (28, 7754240), (32, 6784960), (35, 6203392), (40, 5427968), (52, 4175360), (56, 3877120), (64, 3392480), (65, 3340288), (70, 3101696), (80, 2713984), (91, 2385920), (104, 2087680), (112, 1938560), (128, 1696240), (130, 1670144), (140, 1550848), (160, 1356992), (182, 1192960), (208, 1043840), (224, 969280), (233, 931840), (256, 848120), (260, 835072), (280, 775424), (320, 678496), (364, 596480), (416, 521920), (448, 484640), (455, 477184), (466, 465920), (512, 424060), (520, 417536), (560, 387712), (640, 339248), (728, 298240), (832, 260960), (896, 242320), (910, 238592), (932, 232960), (1024, 212030), (1040, 208768), (1120, 193856), (1165, 186368), (1280, 169624), (1456, 149120), (1631, 133120), (1664, 130480), (1792, 121160), (1820, 119296), (1864, 116480), (2048, 106015), (2080, 104384), (2240, 96928), (2330, 93184), (2560, 84812), (2912, 74560), (3029, 71680), (3262, 66560), (3328, 65240), (3584, 60580), (3640, 59648), (3728, 58240), (4160, 52192), (4480, 48464), (4660, 46592), (5120, 42406), (5824, 37280), (6058, 35840), (6524, 33280), (6656, 32620), (7168, 30290), (7280, 29824), (7456, 29120), (8155, 26624), (8320, 26096), (8960, 24232), (9320, 23296), (10240, 21203), (11648, 18640), (12116, 17920), (13048, 16640), (13312, 16310), (14336, 15145), (14560, 14912)]