21767520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{449}}^1$

素因数の和:568

約数の個数: 96

約数和(自身を含む): 69400800

約数和(自身を除く): 47633280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 101, 120, 160, 202, 240, 303, 404, 449, 480, 505, 606, 808, 898, 1010, 1212, 1347, 1515, 1616, 1796, 2020, 2245, 2424, 2694, 3030, 3232, 3592, 4040, 4490, 4848, 5388, 6060, 6735, 7184, 8080, 8980, 9696, 10776, 12120, 13470, 14368, 16160, 17960, 21552, 24240, 26940, 35920, 43104, 45349, 48480, 53880, 71840, 90698, 107760, 136047, 181396, 215520, 226745, 272094, 362792, 453490, 544188, 680235, 725584, 906980, 1088376, 1360470, 1451168, 1813960, 2176752, 2720940, 3627920, 4353504, 5441880, 7255840, 10883760, 21767520]

約数ペア:

[(1, 21767520), (2, 10883760), (3, 7255840), (4, 5441880), (5, 4353504), (6, 3627920), (8, 2720940), (10, 2176752), (12, 1813960), (15, 1451168), (16, 1360470), (20, 1088376), (24, 906980), (30, 725584), (32, 680235), (40, 544188), (48, 453490), (60, 362792), (80, 272094), (96, 226745), (101, 215520), (120, 181396), (160, 136047), (202, 107760), (240, 90698), (303, 71840), (404, 53880), (449, 48480), (480, 45349), (505, 43104), (606, 35920), (808, 26940), (898, 24240), (1010, 21552), (1212, 17960), (1347, 16160), (1515, 14368), (1616, 13470), (1796, 12120), (2020, 10776), (2245, 9696), (2424, 8980), (2694, 8080), (3030, 7184), (3232, 6735), (3592, 6060), (4040, 5388), (4490, 4848)]