15777540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1$

素因数の和:178

約数の個数: 144

約数和(自身を含む): 51787008

約数和(自身を除く): 36009468

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 37, 45, 46, 60, 69, 74, 90, 92, 103, 111, 115, 138, 148, 180, 185, 206, 207, 222, 230, 276, 309, 333, 345, 370, 412, 414, 444, 460, 515, 555, 618, 666, 690, 740, 828, 851, 927, 1030, 1035, 1110, 1236, 1332, 1380, 1545, 1665, 1702, 1854, 2060, 2070, 2220, 2369, 2553, 3090, 3330, 3404, 3708, 3811, 4140, 4255, 4635, 4738, 5106, 6180, 6660, 7107, 7622, 7659, 8510, 9270, 9476, 10212, 11433, 11845, 12765, 14214, 15244, 15318, 17020, 18540, 19055, 21321, 22866, 23690, 25530, 28428, 30636, 34299, 35535, 38110, 38295, 42642, 45732, 47380, 51060, 57165, 68598, 71070, 76220, 76590, 85284, 87653, 106605, 114330, 137196, 142140, 153180, 171495, 175306, 213210, 228660, 262959, 342990, 350612, 426420, 438265, 525918, 685980, 788877, 876530, 1051836, 1314795, 1577754, 1753060, 2629590, 3155508, 3944385, 5259180, 7888770, 15777540]

約数ペア:

[(1, 15777540), (2, 7888770), (3, 5259180), (4, 3944385), (5, 3155508), (6, 2629590), (9, 1753060), (10, 1577754), (12, 1314795), (15, 1051836), (18, 876530), (20, 788877), (23, 685980), (30, 525918), (36, 438265), (37, 426420), (45, 350612), (46, 342990), (60, 262959), (69, 228660), (74, 213210), (90, 175306), (92, 171495), (103, 153180), (111, 142140), (115, 137196), (138, 114330), (148, 106605), (180, 87653), (185, 85284), (206, 76590), (207, 76220), (222, 71070), (230, 68598), (276, 57165), (309, 51060), (333, 47380), (345, 45732), (370, 42642), (412, 38295), (414, 38110), (444, 35535), (460, 34299), (515, 30636), (555, 28428), (618, 25530), (666, 23690), (690, 22866), (740, 21321), (828, 19055), (851, 18540), (927, 17020), (1030, 15318), (1035, 15244), (1110, 14214), (1236, 12765), (1332, 11845), (1380, 11433), (1545, 10212), (1665, 9476), (1702, 9270), (1854, 8510), (2060, 7659), (2070, 7622), (2220, 7107), (2369, 6660), (2553, 6180), (3090, 5106), (3330, 4738), (3404, 4635), (3708, 4255), (3811, 4140)]