1255804938

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{311}}^1$

素因数の和:449

約数の個数: 128

約数和(自身を含む): 3004784640

約数和(自身を除く): 1748979702

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 43, 47, 54, 74, 86, 94, 111, 129, 141, 222, 258, 282, 311, 333, 387, 423, 622, 666, 774, 846, 933, 999, 1161, 1269, 1591, 1739, 1866, 1998, 2021, 2322, 2538, 2799, 3182, 3478, 4042, 4773, 5217, 5598, 6063, 8397, 9546, 10434, 11507, 12126, 13373, 14319, 14617, 15651, 16794, 18189, 23014, 26746, 28638, 29234, 31302, 34521, 36378, 40119, 42957, 43851, 46953, 54567, 69042, 74777, 80238, 85914, 87702, 93906, 103563, 109134, 120357, 131553, 149554, 207126, 224331, 240714, 263106, 310689, 361071, 394659, 448662, 494801, 540829, 621378, 628531, 672993, 722142, 789318, 989602, 1081658, 1257062, 1345986, 1484403, 1622487, 1885593, 2018979, 2968806, 3244974, 3771186, 4037958, 4453209, 4867461, 5656779, 8906418, 9734922, 11313558, 13359627, 14602383, 16970337, 23255647, 26719254, 29204766, 33940674, 46511294, 69766941, 139533882, 209300823, 418601646, 627902469, 1255804938]

約数ペア:

[(1, 1255804938), (2, 627902469), (3, 418601646), (6, 209300823), (9, 139533882), (18, 69766941), (27, 46511294), (37, 33940674), (43, 29204766), (47, 26719254), (54, 23255647), (74, 16970337), (86, 14602383), (94, 13359627), (111, 11313558), (129, 9734922), (141, 8906418), (222, 5656779), (258, 4867461), (282, 4453209), (311, 4037958), (333, 3771186), (387, 3244974), (423, 2968806), (622, 2018979), (666, 1885593), (774, 1622487), (846, 1484403), (933, 1345986), (999, 1257062), (1161, 1081658), (1269, 989602), (1591, 789318), (1739, 722142), (1866, 672993), (1998, 628531), (2021, 621378), (2322, 540829), (2538, 494801), (2799, 448662), (3182, 394659), (3478, 361071), (4042, 310689), (4773, 263106), (5217, 240714), (5598, 224331), (6063, 207126), (8397, 149554), (9546, 131553), (10434, 120357), (11507, 109134), (12126, 103563), (13373, 93906), (14319, 87702), (14617, 85914), (15651, 80238), (16794, 74777), (18189, 69042), (23014, 54567), (26746, 46953), (28638, 43851), (29234, 42957), (31302, 40119), (34521, 36378)]