128514344

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{409}}^1$

素因数の和:634

約数の個数: 64

約数和(自身を含む): 286540800

約数和(自身を除く): 158026456

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 181, 217, 248, 362, 409, 434, 724, 818, 868, 1267, 1448, 1636, 1736, 2534, 2863, 3272, 5068, 5611, 5726, 10136, 11222, 11452, 12679, 22444, 22904, 25358, 39277, 44888, 50716, 74029, 78554, 88753, 101432, 148058, 157108, 177506, 296116, 314216, 355012, 518203, 592232, 710024, 1036406, 2072812, 2294899, 4145624, 4589798, 9179596, 16064293, 18359192, 32128586, 64257172, 128514344]

約数ペア:

[(1, 128514344), (2, 64257172), (4, 32128586), (7, 18359192), (8, 16064293), (14, 9179596), (28, 4589798), (31, 4145624), (56, 2294899), (62, 2072812), (124, 1036406), (181, 710024), (217, 592232), (248, 518203), (362, 355012), (409, 314216), (434, 296116), (724, 177506), (818, 157108), (868, 148058), (1267, 101432), (1448, 88753), (1636, 78554), (1736, 74029), (2534, 50716), (2863, 44888), (3272, 39277), (5068, 25358), (5611, 22904), (5726, 22444), (10136, 12679), (11222, 11452)]