1621856123280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{2539}}^1\times {\mathrm{887191}}^1$

素因数の和:889749

約数の個数: 120

約数和(自身を含む): 5448884850240

約数和(自身を除く): 3827028726960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 2539, 5078, 7617, 10156, 12695, 15234, 20312, 22851, 25390, 30468, 38085, 40624, 45702, 50780, 60936, 76170, 91404, 101560, 114255, 121872, 152340, 182808, 203120, 228510, 304680, 365616, 457020, 609360, 887191, 914040, 1774382, 1828080, 2661573, 3548764, 4435955, 5323146, 7097528, 7984719, 8871910, 10646292, 13307865, 14195056, 15969438, 17743820, 21292584, 26615730, 31938876, 35487640, 39923595, 42585168, 53231460, 63877752, 70975280, 79847190, 106462920, 127755504, 159694380, 212925840, 319388760, 638777520, 2252577949, 4505155898, 6757733847, 9010311796, 11262889745, 13515467694, 18020623592, 20273201541, 22525779490, 27030935388, 33788669235, 36041247184, 40546403082, 45051558980, 54061870776, 67577338470, 81092806164, 90103117960, 101366007705, 108123741552, 135154676940, 162185612328, 180206235920, 202732015410, 270309353880, 324371224656, 405464030820, 540618707760, 810928061640, 1621856123280]

約数ペア:

[(1, 1621856123280), (2, 810928061640), (3, 540618707760), (4, 405464030820), (5, 324371224656), (6, 270309353880), (8, 202732015410), (9, 180206235920), (10, 162185612328), (12, 135154676940), (15, 108123741552), (16, 101366007705), (18, 90103117960), (20, 81092806164), (24, 67577338470), (30, 54061870776), (36, 45051558980), (40, 40546403082), (45, 36041247184), (48, 33788669235), (60, 27030935388), (72, 22525779490), (80, 20273201541), (90, 18020623592), (120, 13515467694), (144, 11262889745), (180, 9010311796), (240, 6757733847), (360, 4505155898), (720, 2252577949), (2539, 638777520), (5078, 319388760), (7617, 212925840), (10156, 159694380), (12695, 127755504), (15234, 106462920), (20312, 79847190), (22851, 70975280), (25390, 63877752), (30468, 53231460), (38085, 42585168), (40624, 39923595), (45702, 35487640), (50780, 31938876), (60936, 26615730), (76170, 21292584), (91404, 17743820), (101560, 15969438), (114255, 14195056), (121872, 13307865), (152340, 10646292), (182808, 8871910), (203120, 7984719), (228510, 7097528), (304680, 5323146), (365616, 4435955), (457020, 3548764), (609360, 2661573), (887191, 1828080), (914040, 1774382)]