121864120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1$

素因数の和:317

約数の個数: 128

約数和(自身を含む): 331776000

約数和(自身を除く): 209911880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 127, 140, 149, 161, 184, 230, 254, 280, 298, 322, 460, 508, 596, 635, 644, 745, 805, 889, 920, 1016, 1043, 1192, 1270, 1288, 1490, 1610, 1778, 2086, 2540, 2921, 2980, 3220, 3427, 3556, 4172, 4445, 5080, 5215, 5842, 5960, 6440, 6854, 7112, 8344, 8890, 10430, 11684, 13708, 14605, 17135, 17780, 18923, 20447, 20860, 23368, 23989, 27416, 29210, 34270, 35560, 37846, 40894, 41720, 47978, 58420, 68540, 75692, 81788, 94615, 95956, 102235, 116840, 119945, 132461, 137080, 151384, 163576, 189230, 191912, 204470, 239890, 264922, 378460, 408940, 435229, 479780, 529844, 662305, 756920, 817880, 870458, 959560, 1059688, 1324610, 1740916, 2176145, 2649220, 3046603, 3481832, 4352290, 5298440, 6093206, 8704580, 12186412, 15233015, 17409160, 24372824, 30466030, 60932060, 121864120]

約数ペア:

[(1, 121864120), (2, 60932060), (4, 30466030), (5, 24372824), (7, 17409160), (8, 15233015), (10, 12186412), (14, 8704580), (20, 6093206), (23, 5298440), (28, 4352290), (35, 3481832), (40, 3046603), (46, 2649220), (56, 2176145), (70, 1740916), (92, 1324610), (115, 1059688), (127, 959560), (140, 870458), (149, 817880), (161, 756920), (184, 662305), (230, 529844), (254, 479780), (280, 435229), (298, 408940), (322, 378460), (460, 264922), (508, 239890), (596, 204470), (635, 191912), (644, 189230), (745, 163576), (805, 151384), (889, 137080), (920, 132461), (1016, 119945), (1043, 116840), (1192, 102235), (1270, 95956), (1288, 94615), (1490, 81788), (1610, 75692), (1778, 68540), (2086, 58420), (2540, 47978), (2921, 41720), (2980, 40894), (3220, 37846), (3427, 35560), (3556, 34270), (4172, 29210), (4445, 27416), (5080, 23989), (5215, 23368), (5842, 20860), (5960, 20447), (6440, 18923), (6854, 17780), (7112, 17135), (8344, 14605), (8890, 13708), (10430, 11684)]