77565891420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2539}}^1\times {\mathrm{3947}}^1$

素因数の和:6544

約数の個数: 144

約数和(自身を含む): 240910750080

約数和(自身を除く): 163344858660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2539, 2580, 3870, 3947, 5078, 7617, 7740, 7894, 10156, 11841, 12695, 15234, 15788, 19735, 22851, 23682, 25390, 30468, 35523, 38085, 39470, 45702, 47364, 50780, 59205, 71046, 76170, 78940, 91404, 109177, 114255, 118410, 142092, 152340, 169721, 177615, 218354, 228510, 236820, 327531, 339442, 355230, 436708, 457020, 509163, 545885, 655062, 678884, 710460, 848605, 982593, 1018326, 1091770, 1310124, 1527489, 1637655, 1697210, 1965186, 2036652, 2183540, 2545815, 3054978, 3275310, 3394420, 3930372, 4912965, 5091630, 6109956, 6550620, 7637445, 9825930, 10021433, 10183260, 15274890, 19651860, 20042866, 30064299, 30549780, 40085732, 50107165, 60128598, 90192897, 100214330, 120257196, 150321495, 180385794, 200428660, 300642990, 360771588, 430921619, 450964485, 601285980, 861843238, 901928970, 1292764857, 1723686476, 1803857940, 2154608095, 2585529714, 3878294571, 4309216190, 5171059428, 6463824285, 7756589142, 8618432380, 12927648570, 15513178284, 19391472855, 25855297140, 38782945710, 77565891420]

約数ペア:

[(1, 77565891420), (2, 38782945710), (3, 25855297140), (4, 19391472855), (5, 15513178284), (6, 12927648570), (9, 8618432380), (10, 7756589142), (12, 6463824285), (15, 5171059428), (18, 4309216190), (20, 3878294571), (30, 2585529714), (36, 2154608095), (43, 1803857940), (45, 1723686476), (60, 1292764857), (86, 901928970), (90, 861843238), (129, 601285980), (172, 450964485), (180, 430921619), (215, 360771588), (258, 300642990), (387, 200428660), (430, 180385794), (516, 150321495), (645, 120257196), (774, 100214330), (860, 90192897), (1290, 60128598), (1548, 50107165), (1935, 40085732), (2539, 30549780), (2580, 30064299), (3870, 20042866), (3947, 19651860), (5078, 15274890), (7617, 10183260), (7740, 10021433), (7894, 9825930), (10156, 7637445), (11841, 6550620), (12695, 6109956), (15234, 5091630), (15788, 4912965), (19735, 3930372), (22851, 3394420), (23682, 3275310), (25390, 3054978), (30468, 2545815), (35523, 2183540), (38085, 2036652), (39470, 1965186), (45702, 1697210), (47364, 1637655), (50780, 1527489), (59205, 1310124), (71046, 1091770), (76170, 1018326), (78940, 982593), (91404, 848605), (109177, 710460), (114255, 678884), (118410, 655062), (142092, 545885), (152340, 509163), (169721, 457020), (177615, 436708), (218354, 355230), (228510, 339442), (236820, 327531)]