21100085280

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{1628093}}^1$

素因数の和:1628120

約数の個数: 120

約数和(自身を含む): 74465763372

約数和(自身を除く): 53365678092

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 2160, 2592, 3240, 4320, 6480, 12960, 1628093, 3256186, 4884279, 6512372, 8140465, 9768558, 13024744, 14652837, 16280930, 19537116, 24421395, 26049488, 29305674, 32561860, 39074232, 43958511, 48842790, 52098976, 58611348, 65123720, 73264185, 78148464, 87917022, 97685580, 117222696, 130247440, 131875533, 146528370, 156296928, 175834044, 195371160, 219792555, 234445392, 260494880, 263751066, 293056740, 351668088, 390742320, 439585110, 468890784, 527502132, 586113480, 659377665, 703336176, 781484640, 879170220, 1055004264, 1172226960, 1318755330, 1406672352, 1758340440, 2110008528, 2344453920, 2637510660, 3516680880, 4220017056, 5275021320, 7033361760, 10550042640, 21100085280]

約数ペア:

[(1, 21100085280), (2, 10550042640), (3, 7033361760), (4, 5275021320), (5, 4220017056), (6, 3516680880), (8, 2637510660), (9, 2344453920), (10, 2110008528), (12, 1758340440), (15, 1406672352), (16, 1318755330), (18, 1172226960), (20, 1055004264), (24, 879170220), (27, 781484640), (30, 703336176), (32, 659377665), (36, 586113480), (40, 527502132), (45, 468890784), (48, 439585110), (54, 390742320), (60, 351668088), (72, 293056740), (80, 263751066), (81, 260494880), (90, 234445392), (96, 219792555), (108, 195371160), (120, 175834044), (135, 156296928), (144, 146528370), (160, 131875533), (162, 130247440), (180, 117222696), (216, 97685580), (240, 87917022), (270, 78148464), (288, 73264185), (324, 65123720), (360, 58611348), (405, 52098976), (432, 48842790), (480, 43958511), (540, 39074232), (648, 32561860), (720, 29305674), (810, 26049488), (864, 24421395), (1080, 19537116), (1296, 16280930), (1440, 14652837), (1620, 13024744), (2160, 9768558), (2592, 8140465), (3240, 6512372), (4320, 4884279), (6480, 3256186), (12960, 1628093)]