321102720

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{521}}^1$

素因数の和:653

約数の個数: 192

約数和(自身を含む): 1121318640

約数和(自身を除く): 800215920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 107, 120, 128, 144, 160, 180, 192, 214, 240, 288, 320, 321, 360, 384, 428, 480, 521, 535, 576, 640, 642, 720, 856, 960, 963, 1042, 1070, 1152, 1284, 1440, 1563, 1605, 1712, 1920, 1926, 2084, 2140, 2568, 2605, 2880, 3126, 3210, 3424, 3852, 4168, 4280, 4689, 4815, 5136, 5210, 5760, 6252, 6420, 6848, 7704, 7815, 8336, 8560, 9378, 9630, 10272, 10420, 12504, 12840, 13696, 15408, 15630, 16672, 17120, 18756, 19260, 20544, 20840, 23445, 25008, 25680, 30816, 31260, 33344, 34240, 37512, 38520, 41088, 41680, 46890, 50016, 51360, 55747, 61632, 62520, 66688, 68480, 75024, 77040, 83360, 93780, 100032, 102720, 111494, 123264, 125040, 150048, 154080, 166720, 167241, 187560, 200064, 205440, 222988, 250080, 278735, 300096, 308160, 333440, 334482, 375120, 445976, 500160, 501723, 557470, 600192, 616320, 668964, 750240, 836205, 891952, 1000320, 1003446, 1114940, 1337928, 1500480, 1672410, 1783904, 2006892, 2229880, 2508615, 2675856, 3000960, 3344820, 3567808, 4013784, 4459760, 5017230, 5351712, 6689640, 7135616, 8027568, 8919520, 10034460, 10703424, 13379280, 16055136, 17839040, 20068920, 21406848, 26758560, 32110272, 35678080, 40137840, 53517120, 64220544, 80275680, 107034240, 160551360, 321102720]

約数ペア:

[(1, 321102720), (2, 160551360), (3, 107034240), (4, 80275680), (5, 64220544), (6, 53517120), (8, 40137840), (9, 35678080), (10, 32110272), (12, 26758560), (15, 21406848), (16, 20068920), (18, 17839040), (20, 16055136), (24, 13379280), (30, 10703424), (32, 10034460), (36, 8919520), (40, 8027568), (45, 7135616), (48, 6689640), (60, 5351712), (64, 5017230), (72, 4459760), (80, 4013784), (90, 3567808), (96, 3344820), (107, 3000960), (120, 2675856), (128, 2508615), (144, 2229880), (160, 2006892), (180, 1783904), (192, 1672410), (214, 1500480), (240, 1337928), (288, 1114940), (320, 1003446), (321, 1000320), (360, 891952), (384, 836205), (428, 750240), (480, 668964), (521, 616320), (535, 600192), (576, 557470), (640, 501723), (642, 500160), (720, 445976), (856, 375120), (960, 334482), (963, 333440), (1042, 308160), (1070, 300096), (1152, 278735), (1284, 250080), (1440, 222988), (1563, 205440), (1605, 200064), (1712, 187560), (1920, 167241), (1926, 166720), (2084, 154080), (2140, 150048), (2568, 125040), (2605, 123264), (2880, 111494), (3126, 102720), (3210, 100032), (3424, 93780), (3852, 83360), (4168, 77040), (4280, 75024), (4689, 68480), (4815, 66688), (5136, 62520), (5210, 61632), (5760, 55747), (6252, 51360), (6420, 50016), (6848, 46890), (7704, 41680), (7815, 41088), (8336, 38520), (8560, 37512), (9378, 34240), (9630, 33344), (10272, 31260), (10420, 30816), (12504, 25680), (12840, 25008), (13696, 23445), (15408, 20840), (15630, 20544), (16672, 19260), (17120, 18756)]