256073760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2251}}^1$

素因数の和:2351

約数の個数: 144

約数和(自身を含む): 885306240

約数和(自身を除く): 629232480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 79, 80, 90, 96, 120, 144, 158, 160, 180, 237, 240, 288, 316, 360, 395, 474, 480, 632, 711, 720, 790, 948, 1185, 1264, 1422, 1440, 1580, 1896, 2251, 2370, 2528, 2844, 3160, 3555, 3792, 4502, 4740, 5688, 6320, 6753, 7110, 7584, 9004, 9480, 11255, 11376, 12640, 13506, 14220, 18008, 18960, 20259, 22510, 22752, 27012, 28440, 33765, 36016, 37920, 40518, 45020, 54024, 56880, 67530, 72032, 81036, 90040, 101295, 108048, 113760, 135060, 162072, 177829, 180080, 202590, 216096, 270120, 324144, 355658, 360160, 405180, 533487, 540240, 648288, 711316, 810360, 889145, 1066974, 1080480, 1422632, 1600461, 1620720, 1778290, 2133948, 2667435, 2845264, 3200922, 3241440, 3556580, 4267896, 5334870, 5690528, 6401844, 7113160, 8002305, 8535792, 10669740, 12803688, 14226320, 16004610, 17071584, 21339480, 25607376, 28452640, 32009220, 42678960, 51214752, 64018440, 85357920, 128036880, 256073760]

約数ペア:

[(1, 256073760), (2, 128036880), (3, 85357920), (4, 64018440), (5, 51214752), (6, 42678960), (8, 32009220), (9, 28452640), (10, 25607376), (12, 21339480), (15, 17071584), (16, 16004610), (18, 14226320), (20, 12803688), (24, 10669740), (30, 8535792), (32, 8002305), (36, 7113160), (40, 6401844), (45, 5690528), (48, 5334870), (60, 4267896), (72, 3556580), (79, 3241440), (80, 3200922), (90, 2845264), (96, 2667435), (120, 2133948), (144, 1778290), (158, 1620720), (160, 1600461), (180, 1422632), (237, 1080480), (240, 1066974), (288, 889145), (316, 810360), (360, 711316), (395, 648288), (474, 540240), (480, 533487), (632, 405180), (711, 360160), (720, 355658), (790, 324144), (948, 270120), (1185, 216096), (1264, 202590), (1422, 180080), (1440, 177829), (1580, 162072), (1896, 135060), (2251, 113760), (2370, 108048), (2528, 101295), (2844, 90040), (3160, 81036), (3555, 72032), (3792, 67530), (4502, 56880), (4740, 54024), (5688, 45020), (6320, 40518), (6753, 37920), (7110, 36016), (7584, 33765), (9004, 28440), (9480, 27012), (11255, 22752), (11376, 22510), (12640, 20259), (13506, 18960), (14220, 18008)]