66338440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{10301}}^1$

素因数の和:10342

約数の個数: 64

約数和(自身を含む): 178018560

約数和(自身を除く): 111680120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 10301, 20602, 41204, 51505, 72107, 82408, 103010, 144214, 206020, 236923, 288428, 360535, 412040, 473846, 576856, 721070, 947692, 1184615, 1442140, 1658461, 1895384, 2369230, 2884280, 3316922, 4738460, 6633844, 8292305, 9476920, 13267688, 16584610, 33169220, 66338440]

約数ペア:

[(1, 66338440), (2, 33169220), (4, 16584610), (5, 13267688), (7, 9476920), (8, 8292305), (10, 6633844), (14, 4738460), (20, 3316922), (23, 2884280), (28, 2369230), (35, 1895384), (40, 1658461), (46, 1442140), (56, 1184615), (70, 947692), (92, 721070), (115, 576856), (140, 473846), (161, 412040), (184, 360535), (230, 288428), (280, 236923), (322, 206020), (460, 144214), (644, 103010), (805, 82408), (920, 72107), (1288, 51505), (1610, 41204), (3220, 20602), (6440, 10301)]