208427520

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{3877}}^1$

素因数の和:3910

約数の個数: 160

約数和(自身を含む): 761701248

約数和(自身を除く): 553273728

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 512, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1536, 1680, 1792, 1920, 2240, 2560, 2688, 3360, 3584, 3840, 3877, 4480, 5376, 6720, 7680, 7754, 8960, 10752, 11631, 13440, 15508, 17920, 19385, 23262, 26880, 27139, 31016, 38770, 46524, 53760, 54278, 58155, 62032, 77540, 81417, 93048, 108556, 116310, 124064, 135695, 155080, 162834, 186096, 217112, 232620, 248128, 271390, 310160, 325668, 372192, 407085, 434224, 465240, 496256, 542780, 620320, 651336, 744384, 814170, 868448, 930480, 992512, 1085560, 1240640, 1302672, 1488768, 1628340, 1736896, 1860960, 1985024, 2171120, 2481280, 2605344, 2977536, 3256680, 3473792, 3721920, 4342240, 4962560, 5210688, 5955072, 6513360, 6947584, 7443840, 8684480, 9925120, 10421376, 13026720, 13895168, 14887680, 17368960, 20842752, 26053440, 29775360, 34737920, 41685504, 52106880, 69475840, 104213760, 208427520]

約数ペア:

[(1, 208427520), (2, 104213760), (3, 69475840), (4, 52106880), (5, 41685504), (6, 34737920), (7, 29775360), (8, 26053440), (10, 20842752), (12, 17368960), (14, 14887680), (15, 13895168), (16, 13026720), (20, 10421376), (21, 9925120), (24, 8684480), (28, 7443840), (30, 6947584), (32, 6513360), (35, 5955072), (40, 5210688), (42, 4962560), (48, 4342240), (56, 3721920), (60, 3473792), (64, 3256680), (70, 2977536), (80, 2605344), (84, 2481280), (96, 2171120), (105, 1985024), (112, 1860960), (120, 1736896), (128, 1628340), (140, 1488768), (160, 1302672), (168, 1240640), (192, 1085560), (210, 992512), (224, 930480), (240, 868448), (256, 814170), (280, 744384), (320, 651336), (336, 620320), (384, 542780), (420, 496256), (448, 465240), (480, 434224), (512, 407085), (560, 372192), (640, 325668), (672, 310160), (768, 271390), (840, 248128), (896, 232620), (960, 217112), (1120, 186096), (1280, 162834), (1344, 155080), (1536, 135695), (1680, 124064), (1792, 116310), (1920, 108556), (2240, 93048), (2560, 81417), (2688, 77540), (3360, 62032), (3584, 58155), (3840, 54278), (3877, 53760), (4480, 46524), (5376, 38770), (6720, 31016), (7680, 27139), (7754, 26880), (8960, 23262), (10752, 19385), (11631, 17920), (13440, 15508)]