578800740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{196871}}^1$

素因数の和:196897

約数の個数: 72

約数和(自身を含む): 1885246272

約数和(自身を除く): 1306445532

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, 196871, 393742, 590613, 787484, 984355, 1181226, 1378097, 1968710, 2362452, 2756194, 2953065, 3937420, 4134291, 5512388, 5906130, 6890485, 8268582, 9646679, 11812260, 13780970, 16537164, 19293358, 20671455, 27561940, 28940037, 38586716, 41342910, 48233395, 57880074, 82685820, 96466790, 115760148, 144700185, 192933580, 289400370, 578800740]

約数ペア:

[(1, 578800740), (2, 289400370), (3, 192933580), (4, 144700185), (5, 115760148), (6, 96466790), (7, 82685820), (10, 57880074), (12, 48233395), (14, 41342910), (15, 38586716), (20, 28940037), (21, 27561940), (28, 20671455), (30, 19293358), (35, 16537164), (42, 13780970), (49, 11812260), (60, 9646679), (70, 8268582), (84, 6890485), (98, 5906130), (105, 5512388), (140, 4134291), (147, 3937420), (196, 2953065), (210, 2756194), (245, 2362452), (294, 1968710), (420, 1378097), (490, 1181226), (588, 984355), (735, 787484), (980, 590613), (1470, 393742), (2940, 196871)]