82606720

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{18439}}^1$

素因数の和:18465

約数の個数: 64

約数和(自身を含む): 225705600

約数和(自身を除く): 143098880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 18439, 36878, 73756, 92195, 129073, 147512, 184390, 258146, 295024, 368780, 516292, 590048, 645365, 737560, 1032584, 1180096, 1290730, 1475120, 2065168, 2360192, 2581460, 2950240, 4130336, 5162920, 5900480, 8260672, 10325840, 11800960, 16521344, 20651680, 41303360, 82606720]

約数ペア:

[(1, 82606720), (2, 41303360), (4, 20651680), (5, 16521344), (7, 11800960), (8, 10325840), (10, 8260672), (14, 5900480), (16, 5162920), (20, 4130336), (28, 2950240), (32, 2581460), (35, 2360192), (40, 2065168), (56, 1475120), (64, 1290730), (70, 1180096), (80, 1032584), (112, 737560), (128, 645365), (140, 590048), (160, 516292), (224, 368780), (280, 295024), (320, 258146), (448, 184390), (560, 147512), (640, 129073), (896, 92195), (1120, 73756), (2240, 36878), (4480, 18439)]