204592640

素因数分解:

$2^9\times 5^1\times 7^3\times {\mathrm{233}}^1$

素因数の和:277

約数の個数: 160

約数和(自身を含む): 574516800

約数和(自身を除く): 369924160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 233, 245, 256, 280, 320, 343, 392, 448, 466, 490, 512, 560, 640, 686, 784, 896, 932, 980, 1120, 1165, 1280, 1372, 1568, 1631, 1715, 1792, 1864, 1960, 2240, 2330, 2560, 2744, 3136, 3262, 3430, 3584, 3728, 3920, 4480, 4660, 5488, 6272, 6524, 6860, 7456, 7840, 8155, 8960, 9320, 10976, 11417, 12544, 13048, 13720, 14912, 15680, 16310, 17920, 18640, 21952, 22834, 25088, 26096, 27440, 29824, 31360, 32620, 37280, 43904, 45668, 52192, 54880, 57085, 59648, 62720, 65240, 74560, 79919, 87808, 91336, 104384, 109760, 114170, 119296, 125440, 130480, 149120, 159838, 175616, 182672, 208768, 219520, 228340, 260960, 298240, 319676, 365344, 399595, 417536, 439040, 456680, 521920, 596480, 639352, 730688, 799190, 835072, 878080, 913360, 1043840, 1278704, 1461376, 1598380, 1826720, 2087680, 2557408, 2922752, 3196760, 3653440, 4175360, 5114816, 5845504, 6393520, 7306880, 10229632, 12787040, 14613760, 20459264, 25574080, 29227520, 40918528, 51148160, 102296320, 204592640]

約数ペア:

[(1, 204592640), (2, 102296320), (4, 51148160), (5, 40918528), (7, 29227520), (8, 25574080), (10, 20459264), (14, 14613760), (16, 12787040), (20, 10229632), (28, 7306880), (32, 6393520), (35, 5845504), (40, 5114816), (49, 4175360), (56, 3653440), (64, 3196760), (70, 2922752), (80, 2557408), (98, 2087680), (112, 1826720), (128, 1598380), (140, 1461376), (160, 1278704), (196, 1043840), (224, 913360), (233, 878080), (245, 835072), (256, 799190), (280, 730688), (320, 639352), (343, 596480), (392, 521920), (448, 456680), (466, 439040), (490, 417536), (512, 399595), (560, 365344), (640, 319676), (686, 298240), (784, 260960), (896, 228340), (932, 219520), (980, 208768), (1120, 182672), (1165, 175616), (1280, 159838), (1372, 149120), (1568, 130480), (1631, 125440), (1715, 119296), (1792, 114170), (1864, 109760), (1960, 104384), (2240, 91336), (2330, 87808), (2560, 79919), (2744, 74560), (3136, 65240), (3262, 62720), (3430, 59648), (3584, 57085), (3728, 54880), (3920, 52192), (4480, 45668), (4660, 43904), (5488, 37280), (6272, 32620), (6524, 31360), (6860, 29824), (7456, 27440), (7840, 26096), (8155, 25088), (8960, 22834), (9320, 21952), (10976, 18640), (11417, 17920), (12544, 16310), (13048, 15680), (13720, 14912)]