257436900

素因数分解:

$2^2\times 3^3\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:340

約数の個数: 288

約数和(自身を含む): 967438080

約数和(自身を除く): 710001180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 50, 53, 54, 60, 63, 70, 75, 84, 90, 100, 105, 106, 108, 126, 135, 140, 150, 159, 175, 180, 189, 210, 212, 225, 252, 257, 265, 270, 300, 315, 318, 350, 371, 378, 420, 450, 477, 514, 525, 530, 540, 630, 636, 675, 700, 742, 756, 771, 795, 900, 945, 954, 1028, 1050, 1060, 1113, 1260, 1285, 1325, 1350, 1431, 1484, 1542, 1575, 1590, 1799, 1855, 1890, 1908, 2100, 2226, 2313, 2385, 2570, 2650, 2700, 2862, 3084, 3150, 3180, 3339, 3598, 3710, 3780, 3855, 3975, 4452, 4626, 4725, 4770, 5140, 5300, 5397, 5565, 5724, 6300, 6425, 6678, 6939, 7155, 7196, 7420, 7710, 7950, 8995, 9252, 9275, 9450, 9540, 10017, 10794, 11130, 11565, 11925, 12850, 13356, 13621, 13878, 14310, 15420, 15900, 16191, 16695, 17990, 18550, 18900, 19275, 20034, 21588, 22260, 23130, 23850, 25700, 26985, 27242, 27756, 27825, 28620, 32382, 33390, 34695, 35775, 35980, 37100, 38550, 40068, 40863, 44975, 46260, 47700, 48573, 50085, 53970, 54484, 55650, 57825, 64764, 66780, 68105, 69390, 71550, 77100, 80955, 81726, 83475, 89950, 95347, 97146, 100170, 107940, 111300, 115650, 122589, 134925, 136210, 138780, 143100, 161910, 163452, 166950, 173475, 179900, 190694, 194292, 200340, 204315, 231300, 242865, 245178, 250425, 269850, 272420, 286041, 323820, 333900, 340525, 346950, 367767, 381388, 404775, 408630, 476735, 485730, 490356, 500850, 539700, 572082, 612945, 681050, 693900, 735534, 809550, 817260, 858123, 953470, 971460, 1001700, 1021575, 1144164, 1214325, 1225890, 1362100, 1430205, 1471068, 1619100, 1716246, 1838835, 1906940, 2043150, 2383675, 2428650, 2451780, 2574369, 2860410, 3064725, 3432492, 3677670, 4086300, 4290615, 4767350, 4857300, 5148738, 5720820, 6129450, 7151025, 7355340, 8581230, 9194175, 9534700, 10297476, 12258900, 12871845, 14302050, 17162460, 18388350, 21453075, 25743690, 28604100, 36776700, 42906150, 51487380, 64359225, 85812300, 128718450, 257436900]

約数ペア:

[(1, 257436900), (2, 128718450), (3, 85812300), (4, 64359225), (5, 51487380), (6, 42906150), (7, 36776700), (9, 28604100), (10, 25743690), (12, 21453075), (14, 18388350), (15, 17162460), (18, 14302050), (20, 12871845), (21, 12258900), (25, 10297476), (27, 9534700), (28, 9194175), (30, 8581230), (35, 7355340), (36, 7151025), (42, 6129450), (45, 5720820), (50, 5148738), (53, 4857300), (54, 4767350), (60, 4290615), (63, 4086300), (70, 3677670), (75, 3432492), (84, 3064725), (90, 2860410), (100, 2574369), (105, 2451780), (106, 2428650), (108, 2383675), (126, 2043150), (135, 1906940), (140, 1838835), (150, 1716246), (159, 1619100), (175, 1471068), (180, 1430205), (189, 1362100), (210, 1225890), (212, 1214325), (225, 1144164), (252, 1021575), (257, 1001700), (265, 971460), (270, 953470), (300, 858123), (315, 817260), (318, 809550), (350, 735534), (371, 693900), (378, 681050), (420, 612945), (450, 572082), (477, 539700), (514, 500850), (525, 490356), (530, 485730), (540, 476735), (630, 408630), (636, 404775), (675, 381388), (700, 367767), (742, 346950), (756, 340525), (771, 333900), (795, 323820), (900, 286041), (945, 272420), (954, 269850), (1028, 250425), (1050, 245178), (1060, 242865), (1113, 231300), (1260, 204315), (1285, 200340), (1325, 194292), (1350, 190694), (1431, 179900), (1484, 173475), (1542, 166950), (1575, 163452), (1590, 161910), (1799, 143100), (1855, 138780), (1890, 136210), (1908, 134925), (2100, 122589), (2226, 115650), (2313, 111300), (2385, 107940), (2570, 100170), (2650, 97146), (2700, 95347), (2862, 89950), (3084, 83475), (3150, 81726), (3180, 80955), (3339, 77100), (3598, 71550), (3710, 69390), (3780, 68105), (3855, 66780), (3975, 64764), (4452, 57825), (4626, 55650), (4725, 54484), (4770, 53970), (5140, 50085), (5300, 48573), (5397, 47700), (5565, 46260), (5724, 44975), (6300, 40863), (6425, 40068), (6678, 38550), (6939, 37100), (7155, 35980), (7196, 35775), (7420, 34695), (7710, 33390), (7950, 32382), (8995, 28620), (9252, 27825), (9275, 27756), (9450, 27242), (9540, 26985), (10017, 25700), (10794, 23850), (11130, 23130), (11565, 22260), (11925, 21588), (12850, 20034), (13356, 19275), (13621, 18900), (13878, 18550), (14310, 17990), (15420, 16695), (15900, 16191)]