143203840

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^2\times {\mathrm{331}}^1$

素因数の和:380

約数の個数: 120

約数和(自身を含む): 372920328

約数和(自身を除く): 229716488

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 169, 208, 256, 260, 320, 331, 338, 416, 512, 520, 640, 662, 676, 832, 845, 1040, 1280, 1324, 1352, 1655, 1664, 1690, 2080, 2560, 2648, 2704, 3310, 3328, 3380, 4160, 4303, 5296, 5408, 6620, 6656, 6760, 8320, 8606, 10592, 10816, 13240, 13520, 16640, 17212, 21184, 21515, 21632, 26480, 27040, 33280, 34424, 42368, 43030, 43264, 52960, 54080, 55939, 68848, 84736, 86060, 86528, 105920, 108160, 111878, 137696, 169472, 172120, 211840, 216320, 223756, 275392, 279695, 344240, 423680, 432640, 447512, 550784, 559390, 688480, 847360, 895024, 1101568, 1118780, 1376960, 1790048, 2203136, 2237560, 2753920, 3580096, 4475120, 5507840, 7160192, 8950240, 11015680, 14320384, 17900480, 28640768, 35800960, 71601920, 143203840]

約数ペア:

[(1, 143203840), (2, 71601920), (4, 35800960), (5, 28640768), (8, 17900480), (10, 14320384), (13, 11015680), (16, 8950240), (20, 7160192), (26, 5507840), (32, 4475120), (40, 3580096), (52, 2753920), (64, 2237560), (65, 2203136), (80, 1790048), (104, 1376960), (128, 1118780), (130, 1101568), (160, 895024), (169, 847360), (208, 688480), (256, 559390), (260, 550784), (320, 447512), (331, 432640), (338, 423680), (416, 344240), (512, 279695), (520, 275392), (640, 223756), (662, 216320), (676, 211840), (832, 172120), (845, 169472), (1040, 137696), (1280, 111878), (1324, 108160), (1352, 105920), (1655, 86528), (1664, 86060), (1690, 84736), (2080, 68848), (2560, 55939), (2648, 54080), (2704, 52960), (3310, 43264), (3328, 43030), (3380, 42368), (4160, 34424), (4303, 33280), (5296, 27040), (5408, 26480), (6620, 21632), (6656, 21515), (6760, 21184), (8320, 17212), (8606, 16640), (10592, 13520), (10816, 13240)]