21489103800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{277637}}^1$

素因数の和:277702

約数の個数: 144

約数和(自身を含む): 73846155240

約数和(自身を除く): 52357051440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 43, 45, 50, 60, 72, 75, 86, 90, 100, 120, 129, 150, 172, 180, 200, 215, 225, 258, 300, 344, 360, 387, 430, 450, 516, 600, 645, 774, 860, 900, 1032, 1075, 1290, 1548, 1720, 1800, 1935, 2150, 2580, 3096, 3225, 3870, 4300, 5160, 6450, 7740, 8600, 9675, 12900, 15480, 19350, 25800, 38700, 77400, 277637, 555274, 832911, 1110548, 1388185, 1665822, 2221096, 2498733, 2776370, 3331644, 4164555, 4997466, 5552740, 6663288, 6940925, 8329110, 9994932, 11105480, 11938391, 12493665, 13881850, 16658220, 19989864, 20822775, 23876782, 24987330, 27763700, 33316440, 35815173, 41645550, 47753564, 49974660, 55527400, 59691955, 62468325, 71630346, 83291100, 95507128, 99949320, 107445519, 119383910, 124936650, 143260692, 166582200, 179075865, 214891038, 238767820, 249873300, 286521384, 298459775, 358151730, 429782076, 477535640, 499746600, 537227595, 596919550, 716303460, 859564152, 895379325, 1074455190, 1193839100, 1432606920, 1790758650, 2148910380, 2387678200, 2686137975, 3581517300, 4297820760, 5372275950, 7163034600, 10744551900, 21489103800]

約数ペア:

[(1, 21489103800), (2, 10744551900), (3, 7163034600), (4, 5372275950), (5, 4297820760), (6, 3581517300), (8, 2686137975), (9, 2387678200), (10, 2148910380), (12, 1790758650), (15, 1432606920), (18, 1193839100), (20, 1074455190), (24, 895379325), (25, 859564152), (30, 716303460), (36, 596919550), (40, 537227595), (43, 499746600), (45, 477535640), (50, 429782076), (60, 358151730), (72, 298459775), (75, 286521384), (86, 249873300), (90, 238767820), (100, 214891038), (120, 179075865), (129, 166582200), (150, 143260692), (172, 124936650), (180, 119383910), (200, 107445519), (215, 99949320), (225, 95507128), (258, 83291100), (300, 71630346), (344, 62468325), (360, 59691955), (387, 55527400), (430, 49974660), (450, 47753564), (516, 41645550), (600, 35815173), (645, 33316440), (774, 27763700), (860, 24987330), (900, 23876782), (1032, 20822775), (1075, 19989864), (1290, 16658220), (1548, 13881850), (1720, 12493665), (1800, 11938391), (1935, 11105480), (2150, 9994932), (2580, 8329110), (3096, 6940925), (3225, 6663288), (3870, 5552740), (4300, 4997466), (5160, 4164555), (6450, 3331644), (7740, 2776370), (8600, 2498733), (9675, 2221096), (12900, 1665822), (15480, 1388185), (19350, 1110548), (25800, 832911), (38700, 555274), (77400, 277637)]