1889005440

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{140551}}^1$

素因数の和:140580

約数の個数: 128

約数和(自身を含む): 6881425920

約数和(自身を除く): 4992420480

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, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 13440, 140551, 281102, 421653, 562204, 702755, 843306, 983857, 1124408, 1405510, 1686612, 1967714, 2108265, 2248816, 2811020, 2951571, 3373224, 3935428, 4216530, 4497632, 4919285, 5622040, 5903142, 6746448, 7870856, 8433060, 8995264, 9838570, 11244080, 11806284, 13492896, 14757855, 15741712, 16866120, 17990528, 19677140, 22488160, 23612568, 26985792, 29515710, 31483424, 33732240, 39354280, 44976320, 47225136, 53971584, 59031420, 62966848, 67464480, 78708560, 89952640, 94450272, 118062840, 125933696, 134928960, 157417120, 188900544, 236125680, 269857920, 314834240, 377801088, 472251360, 629668480, 944502720, 1889005440]

約数ペア:

[(1, 1889005440), (2, 944502720), (3, 629668480), (4, 472251360), (5, 377801088), (6, 314834240), (7, 269857920), (8, 236125680), (10, 188900544), (12, 157417120), (14, 134928960), (15, 125933696), (16, 118062840), (20, 94450272), (21, 89952640), (24, 78708560), (28, 67464480), (30, 62966848), (32, 59031420), (35, 53971584), (40, 47225136), (42, 44976320), (48, 39354280), (56, 33732240), (60, 31483424), (64, 29515710), (70, 26985792), (80, 23612568), (84, 22488160), (96, 19677140), (105, 17990528), (112, 16866120), (120, 15741712), (128, 14757855), (140, 13492896), (160, 11806284), (168, 11244080), (192, 9838570), (210, 8995264), (224, 8433060), (240, 7870856), (280, 6746448), (320, 5903142), (336, 5622040), (384, 4919285), (420, 4497632), (448, 4216530), (480, 3935428), (560, 3373224), (640, 2951571), (672, 2811020), (840, 2248816), (896, 2108265), (960, 1967714), (1120, 1686612), (1344, 1405510), (1680, 1124408), (1920, 983857), (2240, 843306), (2688, 702755), (3360, 562204), (4480, 421653), (6720, 281102), (13440, 140551)]