640087802280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{2808881}}^1$

素因数の和:2809112

約数の個数: 128

約数和(自身を含む): 2143738742400

約数和(自身を除く): 1503650940120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 211, 216, 270, 360, 422, 540, 633, 844, 1055, 1080, 1266, 1688, 1899, 2110, 2532, 3165, 3798, 4220, 5064, 5697, 6330, 7596, 8440, 9495, 11394, 12660, 15192, 18990, 22788, 25320, 28485, 37980, 45576, 56970, 75960, 113940, 227880, 2808881, 5617762, 8426643, 11235524, 14044405, 16853286, 22471048, 25279929, 28088810, 33706572, 42133215, 50559858, 56177620, 67413144, 75839787, 84266430, 101119716, 112355240, 126399645, 151679574, 168532860, 202239432, 252799290, 303359148, 337065720, 379198935, 505598580, 592673891, 606718296, 758397870, 1011197160, 1185347782, 1516795740, 1778021673, 2370695564, 2963369455, 3033591480, 3556043346, 4741391128, 5334065019, 5926738910, 7112086692, 8890108365, 10668130038, 11853477820, 14224173384, 16002195057, 17780216730, 21336260076, 23706955640, 26670325095, 32004390114, 35560433460, 42672520152, 53340650190, 64008780228, 71120866920, 80010975285, 106681300380, 128017560456, 160021950570, 213362600760, 320043901140, 640087802280]

約数ペア:

[(1, 640087802280), (2, 320043901140), (3, 213362600760), (4, 160021950570), (5, 128017560456), (6, 106681300380), (8, 80010975285), (9, 71120866920), (10, 64008780228), (12, 53340650190), (15, 42672520152), (18, 35560433460), (20, 32004390114), (24, 26670325095), (27, 23706955640), (30, 21336260076), (36, 17780216730), (40, 16002195057), (45, 14224173384), (54, 11853477820), (60, 10668130038), (72, 8890108365), (90, 7112086692), (108, 5926738910), (120, 5334065019), (135, 4741391128), (180, 3556043346), (211, 3033591480), (216, 2963369455), (270, 2370695564), (360, 1778021673), (422, 1516795740), (540, 1185347782), (633, 1011197160), (844, 758397870), (1055, 606718296), (1080, 592673891), (1266, 505598580), (1688, 379198935), (1899, 337065720), (2110, 303359148), (2532, 252799290), (3165, 202239432), (3798, 168532860), (4220, 151679574), (5064, 126399645), (5697, 112355240), (6330, 101119716), (7596, 84266430), (8440, 75839787), (9495, 67413144), (11394, 56177620), (12660, 50559858), (15192, 42133215), (18990, 33706572), (22788, 28088810), (25320, 25279929), (28485, 22471048), (37980, 16853286), (45576, 14044405), (56970, 11235524), (75960, 8426643), (113940, 5617762), (227880, 2808881)]