1535271440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{541}}^1\times {\mathrm{1867}}^1$

素因数の和:2440

約数の個数: 80

約数和(自身を含む): 3766336320

約数和(自身を除く): 2231064880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 541, 760, 1082, 1520, 1867, 2164, 2705, 3734, 4328, 5410, 7468, 8656, 9335, 10279, 10820, 14936, 18670, 20558, 21640, 29872, 35473, 37340, 41116, 43280, 51395, 70946, 74680, 82232, 102790, 141892, 149360, 164464, 177365, 205580, 283784, 354730, 411160, 567568, 709460, 822320, 1010047, 1418920, 2020094, 2837840, 4040188, 5050235, 8080376, 10100470, 16160752, 19190893, 20200940, 38381786, 40401880, 76763572, 80803760, 95954465, 153527144, 191908930, 307054288, 383817860, 767635720, 1535271440]

約数ペア:

[(1, 1535271440), (2, 767635720), (4, 383817860), (5, 307054288), (8, 191908930), (10, 153527144), (16, 95954465), (19, 80803760), (20, 76763572), (38, 40401880), (40, 38381786), (76, 20200940), (80, 19190893), (95, 16160752), (152, 10100470), (190, 8080376), (304, 5050235), (380, 4040188), (541, 2837840), (760, 2020094), (1082, 1418920), (1520, 1010047), (1867, 822320), (2164, 709460), (2705, 567568), (3734, 411160), (4328, 354730), (5410, 283784), (7468, 205580), (8656, 177365), (9335, 164464), (10279, 149360), (10820, 141892), (14936, 102790), (18670, 82232), (20558, 74680), (21640, 70946), (29872, 51395), (35473, 43280), (37340, 41116)]