131862780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{457}}^1$

素因数の和:708

約数の個数: 144

約数和(自身を含む): 460125120

約数和(自身を除く): 328262340

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 229, 252, 315, 420, 457, 458, 630, 687, 914, 916, 1145, 1260, 1371, 1374, 1603, 1828, 2061, 2285, 2290, 2742, 2748, 3199, 3206, 3435, 4113, 4122, 4570, 4580, 4809, 5484, 6398, 6412, 6855, 6870, 8015, 8226, 8244, 9140, 9597, 9618, 10305, 12796, 13710, 13740, 14427, 15995, 16030, 16452, 19194, 19236, 20565, 20610, 24045, 27420, 28791, 28854, 31990, 32060, 38388, 41130, 41220, 47985, 48090, 57582, 57708, 63980, 72135, 82260, 95970, 96180, 104653, 115164, 143955, 144270, 191940, 209306, 287910, 288540, 313959, 418612, 523265, 575820, 627918, 732571, 941877, 1046530, 1255836, 1465142, 1569795, 1883754, 2093060, 2197713, 2930284, 3139590, 3662855, 3767508, 4395426, 4709385, 6279180, 6593139, 7325710, 8790852, 9418770, 10988565, 13186278, 14651420, 18837540, 21977130, 26372556, 32965695, 43954260, 65931390, 131862780]

約数ペア:

[(1, 131862780), (2, 65931390), (3, 43954260), (4, 32965695), (5, 26372556), (6, 21977130), (7, 18837540), (9, 14651420), (10, 13186278), (12, 10988565), (14, 9418770), (15, 8790852), (18, 7325710), (20, 6593139), (21, 6279180), (28, 4709385), (30, 4395426), (35, 3767508), (36, 3662855), (42, 3139590), (45, 2930284), (60, 2197713), (63, 2093060), (70, 1883754), (84, 1569795), (90, 1465142), (105, 1255836), (126, 1046530), (140, 941877), (180, 732571), (210, 627918), (229, 575820), (252, 523265), (315, 418612), (420, 313959), (457, 288540), (458, 287910), (630, 209306), (687, 191940), (914, 144270), (916, 143955), (1145, 115164), (1260, 104653), (1371, 96180), (1374, 95970), (1603, 82260), (1828, 72135), (2061, 63980), (2285, 57708), (2290, 57582), (2742, 48090), (2748, 47985), (3199, 41220), (3206, 41130), (3435, 38388), (4113, 32060), (4122, 31990), (4570, 28854), (4580, 28791), (4809, 27420), (5484, 24045), (6398, 20610), (6412, 20565), (6855, 19236), (6870, 19194), (8015, 16452), (8226, 16030), (8244, 15995), (9140, 14427), (9597, 13740), (9618, 13710), (10305, 12796)]