209943720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{83311}}^1$

素因数の和:83335

約数の個数: 96

約数和(自身を含む): 779800320

約数和(自身を除く): 569856600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 83311, 166622, 249933, 333244, 416555, 499866, 583177, 666488, 749799, 833110, 999732, 1166354, 1249665, 1499598, 1666220, 1749531, 1999464, 2332708, 2499330, 2915885, 2999196, 3332440, 3499062, 3748995, 4665416, 4998660, 5248593, 5831770, 5998392, 6998124, 7497990, 8747655, 9997320, 10497186, 11663540, 13996248, 14995980, 17495310, 20994372, 23327080, 26242965, 29991960, 34990620, 41988744, 52485930, 69981240, 104971860, 209943720]

約数ペア:

[(1, 209943720), (2, 104971860), (3, 69981240), (4, 52485930), (5, 41988744), (6, 34990620), (7, 29991960), (8, 26242965), (9, 23327080), (10, 20994372), (12, 17495310), (14, 14995980), (15, 13996248), (18, 11663540), (20, 10497186), (21, 9997320), (24, 8747655), (28, 7497990), (30, 6998124), (35, 5998392), (36, 5831770), (40, 5248593), (42, 4998660), (45, 4665416), (56, 3748995), (60, 3499062), (63, 3332440), (70, 2999196), (72, 2915885), (84, 2499330), (90, 2332708), (105, 1999464), (120, 1749531), (126, 1666220), (140, 1499598), (168, 1249665), (180, 1166354), (210, 999732), (252, 833110), (280, 749799), (315, 666488), (360, 583177), (420, 499866), (504, 416555), (630, 333244), (840, 249933), (1260, 166622), (2520, 83311)]