72780400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1$

素因数の和:192

約数の個数: 240

約数和(自身を含む): 232485120

約数和(自身を除く): 159704720

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 17, 20, 22, 25, 28, 34, 35, 40, 44, 50, 55, 56, 68, 70, 77, 80, 85, 88, 100, 110, 112, 119, 136, 139, 140, 154, 170, 175, 176, 187, 200, 220, 238, 272, 275, 278, 280, 308, 340, 350, 374, 385, 400, 425, 440, 476, 550, 556, 560, 595, 616, 680, 695, 700, 748, 770, 850, 880, 935, 952, 973, 1100, 1112, 1190, 1232, 1309, 1360, 1390, 1400, 1496, 1529, 1540, 1700, 1870, 1904, 1925, 1946, 2200, 2224, 2363, 2380, 2618, 2780, 2800, 2975, 2992, 3058, 3080, 3400, 3475, 3740, 3850, 3892, 4400, 4675, 4726, 4760, 4865, 5236, 5560, 5950, 6116, 6160, 6545, 6800, 6950, 7480, 7645, 7700, 7784, 9350, 9452, 9520, 9730, 10472, 10703, 11120, 11815, 11900, 12232, 13090, 13900, 14960, 15290, 15400, 15568, 16541, 18700, 18904, 19460, 20944, 21406, 23630, 23800, 24325, 24464, 25993, 26180, 27800, 30580, 30800, 32725, 33082, 37400, 37808, 38225, 38920, 42812, 47260, 47600, 48650, 51986, 52360, 53515, 55600, 59075, 61160, 65450, 66164, 74800, 76450, 77840, 82705, 85624, 94520, 97300, 103972, 104720, 107030, 118150, 122320, 129965, 130900, 132328, 152900, 165410, 171248, 181951, 189040, 194600, 207944, 214060, 236300, 259930, 261800, 264656, 267575, 305800, 330820, 363902, 389200, 413525, 415888, 428120, 472600, 519860, 523600, 535150, 611600, 649825, 661640, 727804, 827050, 856240, 909755, 945200, 1039720, 1070300, 1299650, 1323280, 1455608, 1654100, 1819510, 2079440, 2140600, 2599300, 2911216, 3308200, 3639020, 4281200, 4548775, 5198600, 6616400, 7278040, 9097550, 10397200, 14556080, 18195100, 36390200, 72780400]

約数ペア:

[(1, 72780400), (2, 36390200), (4, 18195100), (5, 14556080), (7, 10397200), (8, 9097550), (10, 7278040), (11, 6616400), (14, 5198600), (16, 4548775), (17, 4281200), (20, 3639020), (22, 3308200), (25, 2911216), (28, 2599300), (34, 2140600), (35, 2079440), (40, 1819510), (44, 1654100), (50, 1455608), (55, 1323280), (56, 1299650), (68, 1070300), (70, 1039720), (77, 945200), (80, 909755), (85, 856240), (88, 827050), (100, 727804), (110, 661640), (112, 649825), (119, 611600), (136, 535150), (139, 523600), (140, 519860), (154, 472600), (170, 428120), (175, 415888), (176, 413525), (187, 389200), (200, 363902), (220, 330820), (238, 305800), (272, 267575), (275, 264656), (278, 261800), (280, 259930), (308, 236300), (340, 214060), (350, 207944), (374, 194600), (385, 189040), (400, 181951), (425, 171248), (440, 165410), (476, 152900), (550, 132328), (556, 130900), (560, 129965), (595, 122320), (616, 118150), (680, 107030), (695, 104720), (700, 103972), (748, 97300), (770, 94520), (850, 85624), (880, 82705), (935, 77840), (952, 76450), (973, 74800), (1100, 66164), (1112, 65450), (1190, 61160), (1232, 59075), (1309, 55600), (1360, 53515), (1390, 52360), (1400, 51986), (1496, 48650), (1529, 47600), (1540, 47260), (1700, 42812), (1870, 38920), (1904, 38225), (1925, 37808), (1946, 37400), (2200, 33082), (2224, 32725), (2363, 30800), (2380, 30580), (2618, 27800), (2780, 26180), (2800, 25993), (2975, 24464), (2992, 24325), (3058, 23800), (3080, 23630), (3400, 21406), (3475, 20944), (3740, 19460), (3850, 18904), (3892, 18700), (4400, 16541), (4675, 15568), (4726, 15400), (4760, 15290), (4865, 14960), (5236, 13900), (5560, 13090), (5950, 12232), (6116, 11900), (6160, 11815), (6545, 11120), (6800, 10703), (6950, 10472), (7480, 9730), (7645, 9520), (7700, 9452), (7784, 9350)]