42722120

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:403

約数の個数: 96

約数和(自身を含む): 113762880

約数和(自身を除く): 71040760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 71, 98, 140, 142, 196, 245, 280, 284, 307, 355, 392, 490, 497, 568, 614, 710, 980, 994, 1228, 1420, 1535, 1960, 1988, 2149, 2456, 2485, 2840, 3070, 3479, 3976, 4298, 4970, 6140, 6958, 8596, 9940, 10745, 12280, 13916, 15043, 17192, 17395, 19880, 21490, 21797, 27832, 30086, 34790, 42980, 43594, 60172, 69580, 75215, 85960, 87188, 108985, 120344, 139160, 150430, 152579, 174376, 217970, 300860, 305158, 435940, 601720, 610316, 762895, 871880, 1068053, 1220632, 1525790, 2136106, 3051580, 4272212, 5340265, 6103160, 8544424, 10680530, 21361060, 42722120]

約数ペア:

[(1, 42722120), (2, 21361060), (4, 10680530), (5, 8544424), (7, 6103160), (8, 5340265), (10, 4272212), (14, 3051580), (20, 2136106), (28, 1525790), (35, 1220632), (40, 1068053), (49, 871880), (56, 762895), (70, 610316), (71, 601720), (98, 435940), (140, 305158), (142, 300860), (196, 217970), (245, 174376), (280, 152579), (284, 150430), (307, 139160), (355, 120344), (392, 108985), (490, 87188), (497, 85960), (568, 75215), (614, 69580), (710, 60172), (980, 43594), (994, 42980), (1228, 34790), (1420, 30086), (1535, 27832), (1960, 21797), (1988, 21490), (2149, 19880), (2456, 17395), (2485, 17192), (2840, 15043), (3070, 13916), (3479, 12280), (3976, 10745), (4298, 9940), (4970, 8596), (6140, 6958)]