21468240

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{3313}}^1$

素因数の和:3338

約数の個数: 100

約数和(自身を含む): 74584884

約数和(自身を除く): 53116644

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, 3313, 6480, 6626, 9939, 13252, 16565, 19878, 26504, 29817, 33130, 39756, 49695, 53008, 59634, 66260, 79512, 89451, 99390, 119268, 132520, 149085, 159024, 178902, 198780, 238536, 265040, 268353, 298170, 357804, 397560, 447255, 477072, 536706, 596340, 715608, 795120, 894510, 1073412, 1192680, 1341765, 1431216, 1789020, 2146824, 2385360, 2683530, 3578040, 4293648, 5367060, 7156080, 10734120, 21468240]

約数ペア:

[(1, 21468240), (2, 10734120), (3, 7156080), (4, 5367060), (5, 4293648), (6, 3578040), (8, 2683530), (9, 2385360), (10, 2146824), (12, 1789020), (15, 1431216), (16, 1341765), (18, 1192680), (20, 1073412), (24, 894510), (27, 795120), (30, 715608), (36, 596340), (40, 536706), (45, 477072), (48, 447255), (54, 397560), (60, 357804), (72, 298170), (80, 268353), (81, 265040), (90, 238536), (108, 198780), (120, 178902), (135, 159024), (144, 149085), (162, 132520), (180, 119268), (216, 99390), (240, 89451), (270, 79512), (324, 66260), (360, 59634), (405, 53008), (432, 49695), (540, 39756), (648, 33130), (720, 29817), (810, 26504), (1080, 19878), (1296, 16565), (1620, 13252), (2160, 9939), (3240, 6626), (3313, 6480)]