206543120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{6959}}^1$

素因数の和:7032

約数の個数: 80

約数和(自身を含む): 559249920

約数和(自身を除く): 352706800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 53, 56, 70, 80, 106, 112, 140, 212, 265, 280, 371, 424, 530, 560, 742, 848, 1060, 1484, 1855, 2120, 2968, 3710, 4240, 5936, 6959, 7420, 13918, 14840, 27836, 29680, 34795, 48713, 55672, 69590, 97426, 111344, 139180, 194852, 243565, 278360, 368827, 389704, 487130, 556720, 737654, 779408, 974260, 1475308, 1844135, 1948520, 2581789, 2950616, 3688270, 3897040, 5163578, 5901232, 7376540, 10327156, 12908945, 14753080, 20654312, 25817890, 29506160, 41308624, 51635780, 103271560, 206543120]

約数ペア:

[(1, 206543120), (2, 103271560), (4, 51635780), (5, 41308624), (7, 29506160), (8, 25817890), (10, 20654312), (14, 14753080), (16, 12908945), (20, 10327156), (28, 7376540), (35, 5901232), (40, 5163578), (53, 3897040), (56, 3688270), (70, 2950616), (80, 2581789), (106, 1948520), (112, 1844135), (140, 1475308), (212, 974260), (265, 779408), (280, 737654), (371, 556720), (424, 487130), (530, 389704), (560, 368827), (742, 278360), (848, 243565), (1060, 194852), (1484, 139180), (1855, 111344), (2120, 97426), (2968, 69590), (3710, 55672), (4240, 48713), (5936, 34795), (6959, 29680), (7420, 27836), (13918, 14840)]