28116720

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{4339}}^1$

素因数の和:4364

約数の個数: 100

約数和(自身を含む): 97676040

約数和(自身を除く): 69559320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 4339, 6480, 8678, 13017, 17356, 21695, 26034, 34712, 39051, 43390, 52068, 65085, 69424, 78102, 86780, 104136, 117153, 130170, 156204, 173560, 195255, 208272, 234306, 260340, 312408, 347120, 351459, 390510, 468612, 520680, 585765, 624816, 702918, 781020, 937224, 1041360, 1171530, 1405836, 1562040, 1757295, 1874448, 2343060, 2811672, 3124080, 3514590, 4686120, 5623344, 7029180, 9372240, 14058360, 28116720]

約数ペア:

[(1, 28116720), (2, 14058360), (3, 9372240), (4, 7029180), (5, 5623344), (6, 4686120), (8, 3514590), (9, 3124080), (10, 2811672), (12, 2343060), (15, 1874448), (16, 1757295), (18, 1562040), (20, 1405836), (24, 1171530), (27, 1041360), (30, 937224), (36, 781020), (40, 702918), (45, 624816), (48, 585765), (54, 520680), (60, 468612), (72, 390510), (80, 351459), (81, 347120), (90, 312408), (108, 260340), (120, 234306), (135, 208272), (144, 195255), (162, 173560), (180, 156204), (216, 130170), (240, 117153), (270, 104136), (324, 86780), (360, 78102), (405, 69424), (432, 65085), (540, 52068), (648, 43390), (720, 39051), (810, 34712), (1080, 26034), (1296, 21695), (1620, 17356), (2160, 13017), (3240, 8678), (4339, 6480)]