168428540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2753}}^1$

素因数の和:2811

約数の個数: 96

約数和(自身を含む): 444165120

約数和(自身を除く): 275736580

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 23, 28, 35, 38, 46, 70, 76, 92, 95, 115, 133, 140, 161, 190, 230, 266, 322, 380, 437, 460, 532, 644, 665, 805, 874, 1330, 1610, 1748, 2185, 2660, 2753, 3059, 3220, 4370, 5506, 6118, 8740, 11012, 12236, 13765, 15295, 19271, 27530, 30590, 38542, 52307, 55060, 61180, 63319, 77084, 96355, 104614, 126638, 192710, 209228, 253276, 261535, 316595, 366149, 385420, 443233, 523070, 633190, 732298, 886466, 1046140, 1203061, 1266380, 1464596, 1772932, 1830745, 2216165, 2406122, 3661490, 4432330, 4812244, 6015305, 7322980, 8421427, 8864660, 12030610, 16842854, 24061220, 33685708, 42107135, 84214270, 168428540]

約数ペア:

[(1, 168428540), (2, 84214270), (4, 42107135), (5, 33685708), (7, 24061220), (10, 16842854), (14, 12030610), (19, 8864660), (20, 8421427), (23, 7322980), (28, 6015305), (35, 4812244), (38, 4432330), (46, 3661490), (70, 2406122), (76, 2216165), (92, 1830745), (95, 1772932), (115, 1464596), (133, 1266380), (140, 1203061), (161, 1046140), (190, 886466), (230, 732298), (266, 633190), (322, 523070), (380, 443233), (437, 385420), (460, 366149), (532, 316595), (644, 261535), (665, 253276), (805, 209228), (874, 192710), (1330, 126638), (1610, 104614), (1748, 96355), (2185, 77084), (2660, 63319), (2753, 61180), (3059, 55060), (3220, 52307), (4370, 38542), (5506, 30590), (6118, 27530), (8740, 19271), (11012, 15295), (12236, 13765)]