309066520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{1151}}^1$

素因数の和:1313

約数の個数: 96

約数和(自身を含む): 815546880

約数和(自身を除く): 506480360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 137, 140, 196, 245, 274, 280, 392, 490, 548, 685, 959, 980, 1096, 1151, 1370, 1918, 1960, 2302, 2740, 3836, 4604, 4795, 5480, 5755, 6713, 7672, 8057, 9208, 9590, 11510, 13426, 16114, 19180, 23020, 26852, 32228, 33565, 38360, 40285, 46040, 53704, 56399, 64456, 67130, 80570, 112798, 134260, 157687, 161140, 225596, 268520, 281995, 315374, 322280, 451192, 563990, 630748, 788435, 1103809, 1127980, 1261496, 1576870, 2207618, 2255960, 3153740, 4415236, 5519045, 6307480, 7726663, 8830472, 11038090, 15453326, 22076180, 30906652, 38633315, 44152360, 61813304, 77266630, 154533260, 309066520]

約数ペア:

[(1, 309066520), (2, 154533260), (4, 77266630), (5, 61813304), (7, 44152360), (8, 38633315), (10, 30906652), (14, 22076180), (20, 15453326), (28, 11038090), (35, 8830472), (40, 7726663), (49, 6307480), (56, 5519045), (70, 4415236), (98, 3153740), (137, 2255960), (140, 2207618), (196, 1576870), (245, 1261496), (274, 1127980), (280, 1103809), (392, 788435), (490, 630748), (548, 563990), (685, 451192), (959, 322280), (980, 315374), (1096, 281995), (1151, 268520), (1370, 225596), (1918, 161140), (1960, 157687), (2302, 134260), (2740, 112798), (3836, 80570), (4604, 67130), (4795, 64456), (5480, 56399), (5755, 53704), (6713, 46040), (7672, 40285), (8057, 38360), (9208, 33565), (9590, 32228), (11510, 26852), (13426, 23020), (16114, 19180)]