20789642880

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{97549}}^1$

素因数の和:97611

約数の個数: 192

約数和(自身を含む): 73730241000

約数和(自身を除く): 52940598120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 37, 40, 45, 48, 60, 64, 72, 74, 80, 90, 96, 111, 120, 128, 144, 148, 160, 180, 185, 192, 222, 240, 288, 296, 320, 333, 360, 370, 384, 444, 480, 555, 576, 592, 640, 666, 720, 740, 888, 960, 1110, 1152, 1184, 1332, 1440, 1480, 1665, 1776, 1920, 2220, 2368, 2664, 2880, 2960, 3330, 3552, 4440, 4736, 5328, 5760, 5920, 6660, 7104, 8880, 10656, 11840, 13320, 14208, 17760, 21312, 23680, 26640, 35520, 42624, 53280, 71040, 97549, 106560, 195098, 213120, 292647, 390196, 487745, 585294, 780392, 877941, 975490, 1170588, 1463235, 1560784, 1755882, 1950980, 2341176, 2926470, 3121568, 3511764, 3609313, 3901960, 4389705, 4682352, 5852940, 6243136, 7023528, 7218626, 7803920, 8779410, 9364704, 10827939, 11705880, 12486272, 14047056, 14437252, 15607840, 17558820, 18046565, 18729408, 21655878, 23411760, 28094112, 28874504, 31215680, 32483817, 35117640, 36093130, 37458816, 43311756, 46823520, 54139695, 56188224, 57749008, 62431360, 64967634, 70235280, 72186260, 86623512, 93647040, 108279390, 112376448, 115498016, 129935268, 140470560, 144372520, 162419085, 173247024, 187294080, 216558780, 230996032, 259870536, 280941120, 288745040, 324838170, 346494048, 433117560, 461992064, 519741072, 561882240, 577490080, 649676340, 692988096, 866235120, 1039482144, 1154980160, 1299352680, 1385976192, 1732470240, 2078964288, 2309960320, 2598705360, 3464940480, 4157928576, 5197410720, 6929880960, 10394821440, 20789642880]

約数ペア:

[(1, 20789642880), (2, 10394821440), (3, 6929880960), (4, 5197410720), (5, 4157928576), (6, 3464940480), (8, 2598705360), (9, 2309960320), (10, 2078964288), (12, 1732470240), (15, 1385976192), (16, 1299352680), (18, 1154980160), (20, 1039482144), (24, 866235120), (30, 692988096), (32, 649676340), (36, 577490080), (37, 561882240), (40, 519741072), (45, 461992064), (48, 433117560), (60, 346494048), (64, 324838170), (72, 288745040), (74, 280941120), (80, 259870536), (90, 230996032), (96, 216558780), (111, 187294080), (120, 173247024), (128, 162419085), (144, 144372520), (148, 140470560), (160, 129935268), (180, 115498016), (185, 112376448), (192, 108279390), (222, 93647040), (240, 86623512), (288, 72186260), (296, 70235280), (320, 64967634), (333, 62431360), (360, 57749008), (370, 56188224), (384, 54139695), (444, 46823520), (480, 43311756), (555, 37458816), (576, 36093130), (592, 35117640), (640, 32483817), (666, 31215680), (720, 28874504), (740, 28094112), (888, 23411760), (960, 21655878), (1110, 18729408), (1152, 18046565), (1184, 17558820), (1332, 15607840), (1440, 14437252), (1480, 14047056), (1665, 12486272), (1776, 11705880), (1920, 10827939), (2220, 9364704), (2368, 8779410), (2664, 7803920), (2880, 7218626), (2960, 7023528), (3330, 6243136), (3552, 5852940), (4440, 4682352), (4736, 4389705), (5328, 3901960), (5760, 3609313), (5920, 3511764), (6660, 3121568), (7104, 2926470), (8880, 2341176), (10656, 1950980), (11840, 1755882), (13320, 1560784), (14208, 1463235), (17760, 1170588), (21312, 975490), (23680, 877941), (26640, 780392), (35520, 585294), (42624, 487745), (53280, 390196), (71040, 292647), (97549, 213120), (106560, 195098)]