711860120

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1$

素因数の和:345

約数の個数: 128

約数和(自身を含む): 1734359040

約数和(自身を除く): 1022498920

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 47, 92, 94, 101, 115, 163, 184, 188, 202, 230, 235, 326, 376, 404, 460, 470, 505, 652, 808, 815, 920, 940, 1010, 1081, 1304, 1630, 1880, 2020, 2162, 2323, 3260, 3749, 4040, 4324, 4646, 4747, 5405, 6520, 7498, 7661, 8648, 9292, 9494, 10810, 11615, 14996, 15322, 16463, 18584, 18745, 18988, 21620, 23230, 23735, 29992, 30644, 32926, 37490, 37976, 38305, 43240, 46460, 47470, 61288, 65852, 74980, 76610, 82315, 92920, 94940, 109181, 131704, 149960, 153220, 164630, 176203, 189880, 218362, 306440, 329260, 352406, 378649, 436724, 545905, 658520, 704812, 757298, 773761, 873448, 881015, 1091810, 1409624, 1514596, 1547522, 1762030, 1893245, 2183620, 3029192, 3095044, 3524060, 3786490, 3868805, 4367240, 6190088, 7048120, 7572980, 7737610, 15145960, 15475220, 17796503, 30950440, 35593006, 71186012, 88982515, 142372024, 177965030, 355930060, 711860120]

約数ペア:

[(1, 711860120), (2, 355930060), (4, 177965030), (5, 142372024), (8, 88982515), (10, 71186012), (20, 35593006), (23, 30950440), (40, 17796503), (46, 15475220), (47, 15145960), (92, 7737610), (94, 7572980), (101, 7048120), (115, 6190088), (163, 4367240), (184, 3868805), (188, 3786490), (202, 3524060), (230, 3095044), (235, 3029192), (326, 2183620), (376, 1893245), (404, 1762030), (460, 1547522), (470, 1514596), (505, 1409624), (652, 1091810), (808, 881015), (815, 873448), (920, 773761), (940, 757298), (1010, 704812), (1081, 658520), (1304, 545905), (1630, 436724), (1880, 378649), (2020, 352406), (2162, 329260), (2323, 306440), (3260, 218362), (3749, 189880), (4040, 176203), (4324, 164630), (4646, 153220), (4747, 149960), (5405, 131704), (6520, 109181), (7498, 94940), (7661, 92920), (8648, 82315), (9292, 76610), (9494, 74980), (10810, 65852), (11615, 61288), (14996, 47470), (15322, 46460), (16463, 43240), (18584, 38305), (18745, 37976), (18988, 37490), (21620, 32926), (23230, 30644), (23735, 29992)]