396985755904

素因数分解:

$2^8\times {\mathrm{199}}^1\times {\mathrm{619}}^1\times {\mathrm{12589}}^1$

素因数の和:13423

約数の個数: 72

約数和(自身を含む): 797752760000

約数和(自身を除く): 400767004096

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 199, 256, 398, 619, 796, 1238, 1592, 2476, 3184, 4952, 6368, 9904, 12589, 12736, 19808, 25178, 25472, 39616, 50356, 50944, 79232, 100712, 123181, 158464, 201424, 246362, 402848, 492724, 805696, 985448, 1611392, 1970896, 2505211, 3222784, 3941792, 5010422, 7792591, 7883584, 10020844, 15585182, 15767168, 20041688, 31170364, 31534336, 40083376, 62340728, 80166752, 124681456, 160333504, 249362912, 320667008, 498725824, 641334016, 997451648, 1550725609, 1994903296, 3101451218, 6202902436, 12405804872, 24811609744, 49623219488, 99246438976, 198492877952, 396985755904]

約数ペア:

[(1, 396985755904), (2, 198492877952), (4, 99246438976), (8, 49623219488), (16, 24811609744), (32, 12405804872), (64, 6202902436), (128, 3101451218), (199, 1994903296), (256, 1550725609), (398, 997451648), (619, 641334016), (796, 498725824), (1238, 320667008), (1592, 249362912), (2476, 160333504), (3184, 124681456), (4952, 80166752), (6368, 62340728), (9904, 40083376), (12589, 31534336), (12736, 31170364), (19808, 20041688), (25178, 15767168), (25472, 15585182), (39616, 10020844), (50356, 7883584), (50944, 7792591), (79232, 5010422), (100712, 3941792), (123181, 3222784), (158464, 2505211), (201424, 1970896), (246362, 1611392), (402848, 985448), (492724, 805696)]