128651880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{6659}}^1$

素因数の和:6703

約数の個数: 128

約数和(自身を含む): 460339200

約数和(自身を除く): 331687320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 56, 60, 69, 70, 84, 92, 105, 115, 120, 138, 140, 161, 168, 184, 210, 230, 276, 280, 322, 345, 420, 460, 483, 552, 644, 690, 805, 840, 920, 966, 1288, 1380, 1610, 1932, 2415, 2760, 3220, 3864, 4830, 6440, 6659, 9660, 13318, 19320, 19977, 26636, 33295, 39954, 46613, 53272, 66590, 79908, 93226, 99885, 133180, 139839, 153157, 159816, 186452, 199770, 233065, 266360, 279678, 306314, 372904, 399540, 459471, 466130, 559356, 612628, 699195, 765785, 799080, 918942, 932260, 1072099, 1118712, 1225256, 1398390, 1531570, 1837884, 1864520, 2144198, 2297355, 2796780, 3063140, 3216297, 3675768, 4288396, 4594710, 5360495, 5593560, 6126280, 6432594, 8576792, 9189420, 10720990, 12865188, 16081485, 18378840, 21441980, 25730376, 32162970, 42883960, 64325940, 128651880]

約数ペア:

[(1, 128651880), (2, 64325940), (3, 42883960), (4, 32162970), (5, 25730376), (6, 21441980), (7, 18378840), (8, 16081485), (10, 12865188), (12, 10720990), (14, 9189420), (15, 8576792), (20, 6432594), (21, 6126280), (23, 5593560), (24, 5360495), (28, 4594710), (30, 4288396), (35, 3675768), (40, 3216297), (42, 3063140), (46, 2796780), (56, 2297355), (60, 2144198), (69, 1864520), (70, 1837884), (84, 1531570), (92, 1398390), (105, 1225256), (115, 1118712), (120, 1072099), (138, 932260), (140, 918942), (161, 799080), (168, 765785), (184, 699195), (210, 612628), (230, 559356), (276, 466130), (280, 459471), (322, 399540), (345, 372904), (420, 306314), (460, 279678), (483, 266360), (552, 233065), (644, 199770), (690, 186452), (805, 159816), (840, 153157), (920, 139839), (966, 133180), (1288, 99885), (1380, 93226), (1610, 79908), (1932, 66590), (2415, 53272), (2760, 46613), (3220, 39954), (3864, 33295), (4830, 26636), (6440, 19977), (6659, 19320), (9660, 13318)]