145119380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{373}}^1\times {\mathrm{397}}^1$

素因数の和:793

約数の個数: 72

約数和(自身を含む): 356351688

約数和(自身を除く): 211232308

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 373, 397, 490, 746, 794, 980, 1492, 1588, 1865, 1985, 2611, 2779, 3730, 3970, 5222, 5558, 7460, 7940, 10444, 11116, 13055, 13895, 18277, 19453, 26110, 27790, 36554, 38906, 52220, 55580, 73108, 77812, 91385, 97265, 148081, 182770, 194530, 296162, 365540, 389060, 592324, 740405, 1036567, 1480810, 2073134, 2961620, 4146268, 5182835, 7255969, 10365670, 14511938, 20731340, 29023876, 36279845, 72559690, 145119380]

約数ペア:

[(1, 145119380), (2, 72559690), (4, 36279845), (5, 29023876), (7, 20731340), (10, 14511938), (14, 10365670), (20, 7255969), (28, 5182835), (35, 4146268), (49, 2961620), (70, 2073134), (98, 1480810), (140, 1036567), (196, 740405), (245, 592324), (373, 389060), (397, 365540), (490, 296162), (746, 194530), (794, 182770), (980, 148081), (1492, 97265), (1588, 91385), (1865, 77812), (1985, 73108), (2611, 55580), (2779, 52220), (3730, 38906), (3970, 36554), (5222, 27790), (5558, 26110), (7460, 19453), (7940, 18277), (10444, 13895), (11116, 13055)]