260807680

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1$

素因数の和:434

約数の個数: 176

約数和(自身を含む): 754606080

約数和(自身を除く): 493798400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 128, 133, 140, 152, 160, 190, 224, 256, 266, 280, 304, 320, 380, 383, 448, 512, 532, 560, 608, 640, 665, 760, 766, 896, 1024, 1064, 1120, 1216, 1280, 1330, 1520, 1532, 1792, 1915, 2128, 2240, 2432, 2560, 2660, 2681, 3040, 3064, 3584, 3830, 4256, 4480, 4864, 5120, 5320, 5362, 6080, 6128, 7168, 7277, 7660, 8512, 8960, 9728, 10640, 10724, 12160, 12256, 13405, 14554, 15320, 17024, 17920, 19456, 21280, 21448, 24320, 24512, 26810, 29108, 30640, 34048, 35840, 36385, 42560, 42896, 48640, 49024, 50939, 53620, 58216, 61280, 68096, 72770, 85120, 85792, 97280, 98048, 101878, 107240, 116432, 122560, 136192, 145540, 170240, 171584, 196096, 203756, 214480, 232864, 245120, 254695, 291080, 340480, 343168, 392192, 407512, 428960, 465728, 490240, 509390, 582160, 680960, 686336, 815024, 857920, 931456, 980480, 1018780, 1164320, 1372672, 1630048, 1715840, 1862912, 1960960, 2037560, 2328640, 2745344, 3260096, 3431680, 3725824, 4075120, 4657280, 6520192, 6863360, 7451648, 8150240, 9314560, 13040384, 13726720, 16300480, 18629120, 26080768, 32600960, 37258240, 52161536, 65201920, 130403840, 260807680]

約数ペア:

[(1, 260807680), (2, 130403840), (4, 65201920), (5, 52161536), (7, 37258240), (8, 32600960), (10, 26080768), (14, 18629120), (16, 16300480), (19, 13726720), (20, 13040384), (28, 9314560), (32, 8150240), (35, 7451648), (38, 6863360), (40, 6520192), (56, 4657280), (64, 4075120), (70, 3725824), (76, 3431680), (80, 3260096), (95, 2745344), (112, 2328640), (128, 2037560), (133, 1960960), (140, 1862912), (152, 1715840), (160, 1630048), (190, 1372672), (224, 1164320), (256, 1018780), (266, 980480), (280, 931456), (304, 857920), (320, 815024), (380, 686336), (383, 680960), (448, 582160), (512, 509390), (532, 490240), (560, 465728), (608, 428960), (640, 407512), (665, 392192), (760, 343168), (766, 340480), (896, 291080), (1024, 254695), (1064, 245120), (1120, 232864), (1216, 214480), (1280, 203756), (1330, 196096), (1520, 171584), (1532, 170240), (1792, 145540), (1915, 136192), (2128, 122560), (2240, 116432), (2432, 107240), (2560, 101878), (2660, 98048), (2681, 97280), (3040, 85792), (3064, 85120), (3584, 72770), (3830, 68096), (4256, 61280), (4480, 58216), (4864, 53620), (5120, 50939), (5320, 49024), (5362, 48640), (6080, 42896), (6128, 42560), (7168, 36385), (7277, 35840), (7660, 34048), (8512, 30640), (8960, 29108), (9728, 26810), (10640, 24512), (10724, 24320), (12160, 21448), (12256, 21280), (13405, 19456), (14554, 17920), (15320, 17024)]