54369420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{18493}}^1$

素因数の和:18519

約数の個数: 72

約数和(自身を含む): 177098544

約数和(自身を除く): 122729124

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 18493, 36986, 55479, 73972, 92465, 110958, 129451, 184930, 221916, 258902, 277395, 369860, 388353, 517804, 554790, 647255, 776706, 906157, 1109580, 1294510, 1553412, 1812314, 1941765, 2589020, 2718471, 3624628, 3883530, 4530785, 5436942, 7767060, 9061570, 10873884, 13592355, 18123140, 27184710, 54369420]

約数ペア:

[(1, 54369420), (2, 27184710), (3, 18123140), (4, 13592355), (5, 10873884), (6, 9061570), (7, 7767060), (10, 5436942), (12, 4530785), (14, 3883530), (15, 3624628), (20, 2718471), (21, 2589020), (28, 1941765), (30, 1812314), (35, 1553412), (42, 1294510), (49, 1109580), (60, 906157), (70, 776706), (84, 647255), (98, 554790), (105, 517804), (140, 388353), (147, 369860), (196, 277395), (210, 258902), (245, 221916), (294, 184930), (420, 129451), (490, 110958), (588, 92465), (735, 73972), (980, 55479), (1470, 36986), (2940, 18493)]