55078380

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{1619}}^1$

素因数の和:1650

約数の個数: 144

約数和(自身を含む): 198132480

約数和(自身を除く): 143054100

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 243, 252, 270, 315, 324, 378, 405, 420, 486, 540, 567, 630, 756, 810, 945, 972, 1134, 1215, 1260, 1619, 1620, 1701, 1890, 2268, 2430, 2835, 3238, 3402, 3780, 4857, 4860, 5670, 6476, 6804, 8095, 8505, 9714, 11333, 11340, 14571, 16190, 17010, 19428, 22666, 24285, 29142, 32380, 33999, 34020, 43713, 45332, 48570, 56665, 58284, 67998, 72855, 87426, 97140, 101997, 113330, 131139, 135996, 145710, 169995, 174852, 203994, 218565, 226660, 262278, 291420, 305991, 339990, 393417, 407988, 437130, 509985, 524556, 611982, 655695, 679980, 786834, 874260, 917973, 1019970, 1223964, 1311390, 1529955, 1573668, 1835946, 1967085, 2039940, 2622780, 2753919, 3059910, 3671892, 3934170, 4589865, 5507838, 6119820, 7868340, 9179730, 11015676, 13769595, 18359460, 27539190, 55078380]

約数ペア:

[(1, 55078380), (2, 27539190), (3, 18359460), (4, 13769595), (5, 11015676), (6, 9179730), (7, 7868340), (9, 6119820), (10, 5507838), (12, 4589865), (14, 3934170), (15, 3671892), (18, 3059910), (20, 2753919), (21, 2622780), (27, 2039940), (28, 1967085), (30, 1835946), (35, 1573668), (36, 1529955), (42, 1311390), (45, 1223964), (54, 1019970), (60, 917973), (63, 874260), (70, 786834), (81, 679980), (84, 655695), (90, 611982), (105, 524556), (108, 509985), (126, 437130), (135, 407988), (140, 393417), (162, 339990), (180, 305991), (189, 291420), (210, 262278), (243, 226660), (252, 218565), (270, 203994), (315, 174852), (324, 169995), (378, 145710), (405, 135996), (420, 131139), (486, 113330), (540, 101997), (567, 97140), (630, 87426), (756, 72855), (810, 67998), (945, 58284), (972, 56665), (1134, 48570), (1215, 45332), (1260, 43713), (1619, 34020), (1620, 33999), (1701, 32380), (1890, 29142), (2268, 24285), (2430, 22666), (2835, 19428), (3238, 17010), (3402, 16190), (3780, 14571), (4857, 11340), (4860, 11333), (5670, 9714), (6476, 8505), (6804, 8095)]