161596260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{463}}^1$

素因数の和:762

約数の個数: 144

約数和(自身を含む): 563437056

約数和(自身を除く): 401840796

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 277, 315, 420, 463, 554, 630, 831, 926, 1108, 1260, 1385, 1389, 1662, 1852, 1939, 2315, 2493, 2770, 2778, 3241, 3324, 3878, 4155, 4167, 4630, 4986, 5540, 5556, 5817, 6482, 6945, 7756, 8310, 8334, 9260, 9695, 9723, 9972, 11634, 12465, 12964, 13890, 16205, 16620, 16668, 17451, 19390, 19446, 20835, 23268, 24930, 27780, 29085, 29169, 32410, 34902, 38780, 38892, 41670, 48615, 49860, 58170, 58338, 64820, 69804, 83340, 87255, 97230, 116340, 116676, 128251, 145845, 174510, 194460, 256502, 291690, 349020, 384753, 513004, 583380, 641255, 769506, 897757, 1154259, 1282510, 1539012, 1795514, 1923765, 2308518, 2565020, 2693271, 3591028, 3847530, 4488785, 4617036, 5386542, 5771295, 7695060, 8079813, 8977570, 10773084, 11542590, 13466355, 16159626, 17955140, 23085180, 26932710, 32319252, 40399065, 53865420, 80798130, 161596260]

約数ペア:

[(1, 161596260), (2, 80798130), (3, 53865420), (4, 40399065), (5, 32319252), (6, 26932710), (7, 23085180), (9, 17955140), (10, 16159626), (12, 13466355), (14, 11542590), (15, 10773084), (18, 8977570), (20, 8079813), (21, 7695060), (28, 5771295), (30, 5386542), (35, 4617036), (36, 4488785), (42, 3847530), (45, 3591028), (60, 2693271), (63, 2565020), (70, 2308518), (84, 1923765), (90, 1795514), (105, 1539012), (126, 1282510), (140, 1154259), (180, 897757), (210, 769506), (252, 641255), (277, 583380), (315, 513004), (420, 384753), (463, 349020), (554, 291690), (630, 256502), (831, 194460), (926, 174510), (1108, 145845), (1260, 128251), (1385, 116676), (1389, 116340), (1662, 97230), (1852, 87255), (1939, 83340), (2315, 69804), (2493, 64820), (2770, 58338), (2778, 58170), (3241, 49860), (3324, 48615), (3878, 41670), (4155, 38892), (4167, 38780), (4630, 34902), (4986, 32410), (5540, 29169), (5556, 29085), (5817, 27780), (6482, 24930), (6945, 23268), (7756, 20835), (8310, 19446), (8334, 19390), (9260, 17451), (9695, 16668), (9723, 16620), (9972, 16205), (11634, 13890), (12465, 12964)]