121103990

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{59}}^2\times {\mathrm{71}}^1$

素因数の和:210

約数の個数: 72

約数和(自身を含む): 261580752

約数和(自身を除く): 140476762

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 59, 70, 71, 98, 118, 142, 245, 295, 355, 413, 490, 497, 590, 710, 826, 994, 2065, 2485, 2891, 3479, 3481, 4130, 4189, 4970, 5782, 6958, 6962, 8378, 14455, 17395, 17405, 20945, 24367, 28910, 29323, 34790, 34810, 41890, 48734, 58646, 121835, 146615, 170569, 205261, 243670, 247151, 293230, 341138, 410522, 494302, 852845, 1026305, 1235755, 1705690, 1730057, 2052610, 2471510, 3460114, 8650285, 12110399, 17300570, 24220798, 60551995, 121103990]

約数ペア:

[(1, 121103990), (2, 60551995), (5, 24220798), (7, 17300570), (10, 12110399), (14, 8650285), (35, 3460114), (49, 2471510), (59, 2052610), (70, 1730057), (71, 1705690), (98, 1235755), (118, 1026305), (142, 852845), (245, 494302), (295, 410522), (355, 341138), (413, 293230), (490, 247151), (497, 243670), (590, 205261), (710, 170569), (826, 146615), (994, 121835), (2065, 58646), (2485, 48734), (2891, 41890), (3479, 34810), (3481, 34790), (4130, 29323), (4189, 28910), (4970, 24367), (5782, 20945), (6958, 17405), (6962, 17395), (8378, 14455)]