778384080

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{120121}}^1$

素因数の和:120146

約数の個数: 100

約数和(自身を含む): 2703465732

約数和(自身を除く): 1925081652

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 120121, 240242, 360363, 480484, 600605, 720726, 960968, 1081089, 1201210, 1441452, 1801815, 1921936, 2162178, 2402420, 2882904, 3243267, 3603630, 4324356, 4804840, 5405445, 5765808, 6486534, 7207260, 8648712, 9609680, 9729801, 10810890, 12973068, 14414520, 16216335, 17297424, 19459602, 21621780, 25946136, 28829040, 32432670, 38919204, 43243560, 48649005, 51892272, 64865340, 77838408, 86487120, 97298010, 129730680, 155676816, 194596020, 259461360, 389192040, 778384080]

約数ペア:

[(1, 778384080), (2, 389192040), (3, 259461360), (4, 194596020), (5, 155676816), (6, 129730680), (8, 97298010), (9, 86487120), (10, 77838408), (12, 64865340), (15, 51892272), (16, 48649005), (18, 43243560), (20, 38919204), (24, 32432670), (27, 28829040), (30, 25946136), (36, 21621780), (40, 19459602), (45, 17297424), (48, 16216335), (54, 14414520), (60, 12973068), (72, 10810890), (80, 9729801), (81, 9609680), (90, 8648712), (108, 7207260), (120, 6486534), (135, 5765808), (144, 5405445), (162, 4804840), (180, 4324356), (216, 3603630), (240, 3243267), (270, 2882904), (324, 2402420), (360, 2162178), (405, 1921936), (432, 1801815), (540, 1441452), (648, 1201210), (720, 1081089), (810, 960968), (1080, 720726), (1296, 600605), (1620, 480484), (2160, 360363), (3240, 240242), (6480, 120121)]