161011800

素因数分解:

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

素因数の和:3344

約数の個数: 144

約数和(自身を含む): 560927640

約数和(自身を除く): 399915840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 27, 30, 36, 40, 45, 50, 54, 60, 72, 75, 81, 90, 100, 108, 120, 135, 150, 162, 180, 200, 216, 225, 243, 270, 300, 324, 360, 405, 450, 486, 540, 600, 648, 675, 810, 900, 972, 1080, 1215, 1350, 1620, 1800, 1944, 2025, 2430, 2700, 3240, 3313, 4050, 4860, 5400, 6075, 6626, 8100, 9720, 9939, 12150, 13252, 16200, 16565, 19878, 24300, 26504, 29817, 33130, 39756, 48600, 49695, 59634, 66260, 79512, 82825, 89451, 99390, 119268, 132520, 149085, 165650, 178902, 198780, 238536, 248475, 268353, 298170, 331300, 357804, 397560, 447255, 496950, 536706, 596340, 662600, 715608, 745425, 805059, 894510, 993900, 1073412, 1192680, 1341765, 1490850, 1610118, 1789020, 1987800, 2146824, 2236275, 2683530, 2981700, 3220236, 3578040, 4025295, 4472550, 5367060, 5963400, 6440472, 6708825, 8050590, 8945100, 10734120, 13417650, 16101180, 17890200, 20126475, 26835300, 32202360, 40252950, 53670600, 80505900, 161011800]

約数ペア:

[(1, 161011800), (2, 80505900), (3, 53670600), (4, 40252950), (5, 32202360), (6, 26835300), (8, 20126475), (9, 17890200), (10, 16101180), (12, 13417650), (15, 10734120), (18, 8945100), (20, 8050590), (24, 6708825), (25, 6440472), (27, 5963400), (30, 5367060), (36, 4472550), (40, 4025295), (45, 3578040), (50, 3220236), (54, 2981700), (60, 2683530), (72, 2236275), (75, 2146824), (81, 1987800), (90, 1789020), (100, 1610118), (108, 1490850), (120, 1341765), (135, 1192680), (150, 1073412), (162, 993900), (180, 894510), (200, 805059), (216, 745425), (225, 715608), (243, 662600), (270, 596340), (300, 536706), (324, 496950), (360, 447255), (405, 397560), (450, 357804), (486, 331300), (540, 298170), (600, 268353), (648, 248475), (675, 238536), (810, 198780), (900, 178902), (972, 165650), (1080, 149085), (1215, 132520), (1350, 119268), (1620, 99390), (1800, 89451), (1944, 82825), (2025, 79512), (2430, 66260), (2700, 59634), (3240, 49695), (3313, 48600), (4050, 39756), (4860, 33130), (5400, 29817), (6075, 26504), (6626, 24300), (8100, 19878), (9720, 16565), (9939, 16200), (12150, 13252)]