69451020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{997}}^1$

素因数の和:1061

約数の個数: 120

約数和(自身を含む): 223160784

約数和(自身を除く): 153709764

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 43, 45, 54, 60, 81, 86, 90, 108, 129, 135, 162, 172, 180, 215, 258, 270, 324, 387, 405, 430, 516, 540, 645, 774, 810, 860, 997, 1161, 1290, 1548, 1620, 1935, 1994, 2322, 2580, 2991, 3483, 3870, 3988, 4644, 4985, 5805, 5982, 6966, 7740, 8973, 9970, 11610, 11964, 13932, 14955, 17415, 17946, 19940, 23220, 26919, 29910, 34830, 35892, 42871, 44865, 53838, 59820, 69660, 80757, 85742, 89730, 107676, 128613, 134595, 161514, 171484, 179460, 214355, 257226, 269190, 323028, 385839, 403785, 428710, 514452, 538380, 643065, 771678, 807570, 857420, 1157517, 1286130, 1543356, 1615140, 1929195, 2315034, 2572260, 3472551, 3858390, 4630068, 5787585, 6945102, 7716780, 11575170, 13890204, 17362755, 23150340, 34725510, 69451020]

約数ペア:

[(1, 69451020), (2, 34725510), (3, 23150340), (4, 17362755), (5, 13890204), (6, 11575170), (9, 7716780), (10, 6945102), (12, 5787585), (15, 4630068), (18, 3858390), (20, 3472551), (27, 2572260), (30, 2315034), (36, 1929195), (43, 1615140), (45, 1543356), (54, 1286130), (60, 1157517), (81, 857420), (86, 807570), (90, 771678), (108, 643065), (129, 538380), (135, 514452), (162, 428710), (172, 403785), (180, 385839), (215, 323028), (258, 269190), (270, 257226), (324, 214355), (387, 179460), (405, 171484), (430, 161514), (516, 134595), (540, 128613), (645, 107676), (774, 89730), (810, 85742), (860, 80757), (997, 69660), (1161, 59820), (1290, 53838), (1548, 44865), (1620, 42871), (1935, 35892), (1994, 34830), (2322, 29910), (2580, 26919), (2991, 23220), (3483, 19940), (3870, 17946), (3988, 17415), (4644, 14955), (4985, 13932), (5805, 11964), (5982, 11610), (6966, 9970), (7740, 8973)]