168908880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{271}}^1$

素因数の和:354

約数の個数: 240

約数和(自身を含む): 622888704

約数和(自身を除く): 453979824

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 53, 56, 60, 70, 80, 84, 98, 105, 106, 112, 120, 140, 147, 159, 168, 196, 210, 212, 240, 245, 265, 271, 280, 294, 318, 336, 371, 392, 420, 424, 490, 530, 542, 560, 588, 636, 735, 742, 784, 795, 813, 840, 848, 980, 1060, 1084, 1113, 1176, 1272, 1355, 1470, 1484, 1590, 1626, 1680, 1855, 1897, 1960, 2120, 2168, 2226, 2352, 2544, 2597, 2710, 2940, 2968, 3180, 3252, 3710, 3794, 3920, 4065, 4240, 4336, 4452, 5194, 5420, 5565, 5691, 5880, 5936, 6360, 6504, 7420, 7588, 7791, 8130, 8904, 9485, 10388, 10840, 11130, 11382, 11760, 12720, 12985, 13008, 13279, 14363, 14840, 15176, 15582, 16260, 17808, 18970, 20776, 21680, 22260, 22764, 25970, 26558, 28455, 28726, 29680, 30352, 31164, 32520, 37940, 38955, 39837, 41552, 43089, 44520, 45528, 51940, 53116, 56910, 57452, 62328, 65040, 66395, 71815, 75880, 77910, 79674, 86178, 89040, 91056, 100541, 103880, 106232, 113820, 114904, 124656, 132790, 143630, 151760, 155820, 159348, 172356, 199185, 201082, 207760, 212464, 215445, 227640, 229808, 265580, 287260, 301623, 311640, 318696, 344712, 398370, 402164, 430890, 455280, 502705, 531160, 574520, 603246, 623280, 637392, 689424, 703787, 796740, 804328, 861780, 1005410, 1062320, 1149040, 1206492, 1407574, 1508115, 1593480, 1608656, 1723560, 2010820, 2111361, 2412984, 2815148, 3016230, 3186960, 3447120, 3518935, 4021640, 4222722, 4825968, 5630296, 6032460, 7037870, 8043280, 8445444, 10556805, 11260592, 12064920, 14075740, 16890888, 21113610, 24129840, 28151480, 33781776, 42227220, 56302960, 84454440, 168908880]

約数ペア:

[(1, 168908880), (2, 84454440), (3, 56302960), (4, 42227220), (5, 33781776), (6, 28151480), (7, 24129840), (8, 21113610), (10, 16890888), (12, 14075740), (14, 12064920), (15, 11260592), (16, 10556805), (20, 8445444), (21, 8043280), (24, 7037870), (28, 6032460), (30, 5630296), (35, 4825968), (40, 4222722), (42, 4021640), (48, 3518935), (49, 3447120), (53, 3186960), (56, 3016230), (60, 2815148), (70, 2412984), (80, 2111361), (84, 2010820), (98, 1723560), (105, 1608656), (106, 1593480), (112, 1508115), (120, 1407574), (140, 1206492), (147, 1149040), (159, 1062320), (168, 1005410), (196, 861780), (210, 804328), (212, 796740), (240, 703787), (245, 689424), (265, 637392), (271, 623280), (280, 603246), (294, 574520), (318, 531160), (336, 502705), (371, 455280), (392, 430890), (420, 402164), (424, 398370), (490, 344712), (530, 318696), (542, 311640), (560, 301623), (588, 287260), (636, 265580), (735, 229808), (742, 227640), (784, 215445), (795, 212464), (813, 207760), (840, 201082), (848, 199185), (980, 172356), (1060, 159348), (1084, 155820), (1113, 151760), (1176, 143630), (1272, 132790), (1355, 124656), (1470, 114904), (1484, 113820), (1590, 106232), (1626, 103880), (1680, 100541), (1855, 91056), (1897, 89040), (1960, 86178), (2120, 79674), (2168, 77910), (2226, 75880), (2352, 71815), (2544, 66395), (2597, 65040), (2710, 62328), (2940, 57452), (2968, 56910), (3180, 53116), (3252, 51940), (3710, 45528), (3794, 44520), (3920, 43089), (4065, 41552), (4240, 39837), (4336, 38955), (4452, 37940), (5194, 32520), (5420, 31164), (5565, 30352), (5691, 29680), (5880, 28726), (5936, 28455), (6360, 26558), (6504, 25970), (7420, 22764), (7588, 22260), (7791, 21680), (8130, 20776), (8904, 18970), (9485, 17808), (10388, 16260), (10840, 15582), (11130, 15176), (11382, 14840), (11760, 14363), (12720, 13279), (12985, 13008)]