145018240

素因数分解:

$2^7\times 5^1\times {\mathrm{347}}^1\times {\mathrm{653}}^1$

素因数の和:1019

約数の個数: 64

約数和(自身を含む): 348215760

約数和(自身を除く): 203197520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 347, 640, 653, 694, 1306, 1388, 1735, 2612, 2776, 3265, 3470, 5224, 5552, 6530, 6940, 10448, 11104, 13060, 13880, 20896, 22208, 26120, 27760, 41792, 44416, 52240, 55520, 83584, 104480, 111040, 208960, 222080, 226591, 417920, 453182, 906364, 1132955, 1812728, 2265910, 3625456, 4531820, 7250912, 9063640, 14501824, 18127280, 29003648, 36254560, 72509120, 145018240]

約数ペア:

[(1, 145018240), (2, 72509120), (4, 36254560), (5, 29003648), (8, 18127280), (10, 14501824), (16, 9063640), (20, 7250912), (32, 4531820), (40, 3625456), (64, 2265910), (80, 1812728), (128, 1132955), (160, 906364), (320, 453182), (347, 417920), (640, 226591), (653, 222080), (694, 208960), (1306, 111040), (1388, 104480), (1735, 83584), (2612, 55520), (2776, 52240), (3265, 44416), (3470, 41792), (5224, 27760), (5552, 26120), (6530, 22208), (6940, 20896), (10448, 13880), (11104, 13060)]