28809162720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1538951}}^1$

素因数の和:1538985

約数の個数: 144

約数和(自身を含む): 105873741792

約数和(自身を除く): 77064579072

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 18720, 1538951, 3077902, 4616853, 6155804, 7694755, 9233706, 12311608, 13850559, 15389510, 18467412, 20006363, 23084265, 24623216, 27701118, 30779020, 36934824, 40012726, 46168530, 49246432, 55402236, 60019089, 61558040, 69252795, 73869648, 80025452, 92337060, 100031815, 110804472, 120038178, 123116080, 138505590, 147739296, 160050904, 180057267, 184674120, 200063630, 221608944, 240076356, 246232160, 277011180, 300095445, 320101808, 360114534, 369348240, 400127260, 443217888, 480152712, 554022360, 600190890, 640203616, 720229068, 738696480, 800254520, 900286335, 960305424, 1108044720, 1200381780, 1440458136, 1600509040, 1800572670, 1920610848, 2216089440, 2400763560, 2880916272, 3201018080, 3601145340, 4801527120, 5761832544, 7202290680, 9603054240, 14404581360, 28809162720]

約数ペア:

[(1, 28809162720), (2, 14404581360), (3, 9603054240), (4, 7202290680), (5, 5761832544), (6, 4801527120), (8, 3601145340), (9, 3201018080), (10, 2880916272), (12, 2400763560), (13, 2216089440), (15, 1920610848), (16, 1800572670), (18, 1600509040), (20, 1440458136), (24, 1200381780), (26, 1108044720), (30, 960305424), (32, 900286335), (36, 800254520), (39, 738696480), (40, 720229068), (45, 640203616), (48, 600190890), (52, 554022360), (60, 480152712), (65, 443217888), (72, 400127260), (78, 369348240), (80, 360114534), (90, 320101808), (96, 300095445), (104, 277011180), (117, 246232160), (120, 240076356), (130, 221608944), (144, 200063630), (156, 184674120), (160, 180057267), (180, 160050904), (195, 147739296), (208, 138505590), (234, 123116080), (240, 120038178), (260, 110804472), (288, 100031815), (312, 92337060), (360, 80025452), (390, 73869648), (416, 69252795), (468, 61558040), (480, 60019089), (520, 55402236), (585, 49246432), (624, 46168530), (720, 40012726), (780, 36934824), (936, 30779020), (1040, 27701118), (1170, 24623216), (1248, 23084265), (1440, 20006363), (1560, 18467412), (1872, 15389510), (2080, 13850559), (2340, 12311608), (3120, 9233706), (3744, 7694755), (4680, 6155804), (6240, 4616853), (9360, 3077902), (18720, 1538951)]