555192720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{12641}}^1$

素因数の和:12721

約数の個数: 120

約数和(自身を含む): 1895238072

約数和(自身を除く): 1340045352

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 61, 72, 80, 90, 120, 122, 144, 180, 183, 240, 244, 305, 360, 366, 488, 549, 610, 720, 732, 915, 976, 1098, 1220, 1464, 1830, 2196, 2440, 2745, 2928, 3660, 4392, 4880, 5490, 7320, 8784, 10980, 12641, 14640, 21960, 25282, 37923, 43920, 50564, 63205, 75846, 101128, 113769, 126410, 151692, 189615, 202256, 227538, 252820, 303384, 379230, 455076, 505640, 568845, 606768, 758460, 771101, 910152, 1011280, 1137690, 1516920, 1542202, 1820304, 2275380, 2313303, 3033840, 3084404, 3855505, 4550760, 4626606, 6168808, 6939909, 7711010, 9101520, 9253212, 11566515, 12337616, 13879818, 15422020, 18506424, 23133030, 27759636, 30844040, 34699545, 37012848, 46266060, 55519272, 61688080, 69399090, 92532120, 111038544, 138798180, 185064240, 277596360, 555192720]

約数ペア:

[(1, 555192720), (2, 277596360), (3, 185064240), (4, 138798180), (5, 111038544), (6, 92532120), (8, 69399090), (9, 61688080), (10, 55519272), (12, 46266060), (15, 37012848), (16, 34699545), (18, 30844040), (20, 27759636), (24, 23133030), (30, 18506424), (36, 15422020), (40, 13879818), (45, 12337616), (48, 11566515), (60, 9253212), (61, 9101520), (72, 7711010), (80, 6939909), (90, 6168808), (120, 4626606), (122, 4550760), (144, 3855505), (180, 3084404), (183, 3033840), (240, 2313303), (244, 2275380), (305, 1820304), (360, 1542202), (366, 1516920), (488, 1137690), (549, 1011280), (610, 910152), (720, 771101), (732, 758460), (915, 606768), (976, 568845), (1098, 505640), (1220, 455076), (1464, 379230), (1830, 303384), (2196, 252820), (2440, 227538), (2745, 202256), (2928, 189615), (3660, 151692), (4392, 126410), (4880, 113769), (5490, 101128), (7320, 75846), (8784, 63205), (10980, 50564), (12641, 43920), (14640, 37923), (21960, 25282)]