128036880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2251}}^1$

素因数の和:2349

約数の個数: 120

約数和(自身を含む): 435626880

約数和(自身を除く): 307590000

約数列:

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

約数ペア:

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