38643540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{103}}^1$

素因数の和:178

約数の個数: 144

約数和(自身を含む): 121500288

約数和(自身を除く): 82856748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 37, 39, 52, 60, 65, 74, 78, 103, 111, 130, 148, 156, 169, 185, 195, 206, 222, 260, 309, 338, 370, 390, 412, 444, 481, 507, 515, 555, 618, 676, 740, 780, 845, 962, 1014, 1030, 1110, 1236, 1339, 1443, 1545, 1690, 1924, 2028, 2060, 2220, 2405, 2535, 2678, 2886, 3090, 3380, 3811, 4017, 4810, 5070, 5356, 5772, 6180, 6253, 6695, 7215, 7622, 8034, 9620, 10140, 11433, 12506, 13390, 14430, 15244, 16068, 17407, 18759, 19055, 20085, 22866, 25012, 26780, 28860, 31265, 34814, 37518, 38110, 40170, 45732, 49543, 52221, 57165, 62530, 69628, 75036, 76220, 80340, 87035, 93795, 99086, 104442, 114330, 125060, 148629, 174070, 187590, 198172, 208884, 228660, 247715, 261105, 297258, 348140, 375180, 495430, 522210, 594516, 644059, 743145, 990860, 1044420, 1288118, 1486290, 1932177, 2576236, 2972580, 3220295, 3864354, 6440590, 7728708, 9660885, 12881180, 19321770, 38643540]

約数ペア:

[(1, 38643540), (2, 19321770), (3, 12881180), (4, 9660885), (5, 7728708), (6, 6440590), (10, 3864354), (12, 3220295), (13, 2972580), (15, 2576236), (20, 1932177), (26, 1486290), (30, 1288118), (37, 1044420), (39, 990860), (52, 743145), (60, 644059), (65, 594516), (74, 522210), (78, 495430), (103, 375180), (111, 348140), (130, 297258), (148, 261105), (156, 247715), (169, 228660), (185, 208884), (195, 198172), (206, 187590), (222, 174070), (260, 148629), (309, 125060), (338, 114330), (370, 104442), (390, 99086), (412, 93795), (444, 87035), (481, 80340), (507, 76220), (515, 75036), (555, 69628), (618, 62530), (676, 57165), (740, 52221), (780, 49543), (845, 45732), (962, 40170), (1014, 38110), (1030, 37518), (1110, 34814), (1236, 31265), (1339, 28860), (1443, 26780), (1545, 25012), (1690, 22866), (1924, 20085), (2028, 19055), (2060, 18759), (2220, 17407), (2405, 16068), (2535, 15244), (2678, 14430), (2886, 13390), (3090, 12506), (3380, 11433), (3811, 10140), (4017, 9620), (4810, 8034), (5070, 7622), (5356, 7215), (5772, 6695), (6180, 6253)]