78147520

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^2$

素因数の和:326

約数の個数: 84

約数和(自身を含む): 204377544

約数和(自身を除く): 126230024

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 149, 160, 176, 220, 298, 320, 352, 440, 596, 704, 745, 880, 1192, 1490, 1639, 1760, 2384, 2980, 3278, 3520, 4768, 5960, 6556, 8195, 9536, 11920, 13112, 16390, 22201, 23840, 26224, 32780, 44402, 47680, 52448, 65560, 88804, 104896, 111005, 131120, 177608, 222010, 244211, 262240, 355216, 444020, 488422, 524480, 710432, 888040, 976844, 1221055, 1420864, 1776080, 1953688, 2442110, 3552160, 3907376, 4884220, 7104320, 7814752, 9768440, 15629504, 19536880, 39073760, 78147520]

約数ペア:

[(1, 78147520), (2, 39073760), (4, 19536880), (5, 15629504), (8, 9768440), (10, 7814752), (11, 7104320), (16, 4884220), (20, 3907376), (22, 3552160), (32, 2442110), (40, 1953688), (44, 1776080), (55, 1420864), (64, 1221055), (80, 976844), (88, 888040), (110, 710432), (149, 524480), (160, 488422), (176, 444020), (220, 355216), (298, 262240), (320, 244211), (352, 222010), (440, 177608), (596, 131120), (704, 111005), (745, 104896), (880, 88804), (1192, 65560), (1490, 52448), (1639, 47680), (1760, 44402), (2384, 32780), (2980, 26224), (3278, 23840), (3520, 22201), (4768, 16390), (5960, 13112), (6556, 11920), (8195, 9536)]