138000660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{643}}^1$

素因数の和:742

約数の個数: 144

約数和(自身を含む): 456353856

約数和(自身を除く): 318353196

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 73, 84, 98, 105, 140, 146, 147, 196, 210, 219, 245, 292, 294, 365, 420, 438, 490, 511, 588, 643, 730, 735, 876, 980, 1022, 1095, 1286, 1460, 1470, 1533, 1929, 2044, 2190, 2555, 2572, 2940, 3066, 3215, 3577, 3858, 4380, 4501, 5110, 6132, 6430, 7154, 7665, 7716, 9002, 9645, 10220, 10731, 12860, 13503, 14308, 15330, 17885, 18004, 19290, 21462, 22505, 27006, 30660, 31507, 35770, 38580, 42924, 45010, 46939, 53655, 54012, 63014, 67515, 71540, 90020, 93878, 94521, 107310, 126028, 135030, 140817, 157535, 187756, 189042, 214620, 234695, 270060, 281634, 315070, 328573, 378084, 469390, 472605, 563268, 630140, 657146, 704085, 938780, 945210, 985719, 1314292, 1408170, 1642865, 1890420, 1971438, 2300011, 2816340, 3285730, 3942876, 4600022, 4928595, 6571460, 6900033, 9200044, 9857190, 11500055, 13800066, 19714380, 23000110, 27600132, 34500165, 46000220, 69000330, 138000660]

約数ペア:

[(1, 138000660), (2, 69000330), (3, 46000220), (4, 34500165), (5, 27600132), (6, 23000110), (7, 19714380), (10, 13800066), (12, 11500055), (14, 9857190), (15, 9200044), (20, 6900033), (21, 6571460), (28, 4928595), (30, 4600022), (35, 3942876), (42, 3285730), (49, 2816340), (60, 2300011), (70, 1971438), (73, 1890420), (84, 1642865), (98, 1408170), (105, 1314292), (140, 985719), (146, 945210), (147, 938780), (196, 704085), (210, 657146), (219, 630140), (245, 563268), (292, 472605), (294, 469390), (365, 378084), (420, 328573), (438, 315070), (490, 281634), (511, 270060), (588, 234695), (643, 214620), (730, 189042), (735, 187756), (876, 157535), (980, 140817), (1022, 135030), (1095, 126028), (1286, 107310), (1460, 94521), (1470, 93878), (1533, 90020), (1929, 71540), (2044, 67515), (2190, 63014), (2555, 54012), (2572, 53655), (2940, 46939), (3066, 45010), (3215, 42924), (3577, 38580), (3858, 35770), (4380, 31507), (4501, 30660), (5110, 27006), (6132, 22505), (6430, 21462), (7154, 19290), (7665, 18004), (7716, 17885), (9002, 15330), (9645, 14308), (10220, 13503), (10731, 12860)]