201544040

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{479}}^1$

素因数の和:714

約数の個数: 64

約数和(自身を含む): 464140800

約数和(自身を除く): 262596760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 157, 268, 314, 335, 479, 536, 628, 670, 785, 958, 1256, 1340, 1570, 1916, 2395, 2680, 3140, 3832, 4790, 6280, 9580, 10519, 19160, 21038, 32093, 42076, 52595, 64186, 75203, 84152, 105190, 128372, 150406, 160465, 210380, 256744, 300812, 320930, 376015, 420760, 601624, 641860, 752030, 1283720, 1504060, 3008120, 5038601, 10077202, 20154404, 25193005, 40308808, 50386010, 100772020, 201544040]

約数ペア:

[(1, 201544040), (2, 100772020), (4, 50386010), (5, 40308808), (8, 25193005), (10, 20154404), (20, 10077202), (40, 5038601), (67, 3008120), (134, 1504060), (157, 1283720), (268, 752030), (314, 641860), (335, 601624), (479, 420760), (536, 376015), (628, 320930), (670, 300812), (785, 256744), (958, 210380), (1256, 160465), (1340, 150406), (1570, 128372), (1916, 105190), (2395, 84152), (2680, 75203), (3140, 64186), (3832, 52595), (4790, 42076), (6280, 32093), (9580, 21038), (10519, 19160)]