2543940

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{673}}^1$

素因数の和:698

約数の個数: 96

約数和(自身を含む): 9058560

約数和(自身を除く): 6514620

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 673, 756, 945, 1260, 1346, 1890, 2019, 2692, 3365, 3780, 4038, 4711, 6057, 6730, 8076, 9422, 10095, 12114, 13460, 14133, 18171, 18844, 20190, 23555, 24228, 28266, 30285, 36342, 40380, 42399, 47110, 56532, 60570, 70665, 72684, 84798, 90855, 94220, 121140, 127197, 141330, 169596, 181710, 211995, 254394, 282660, 363420, 423990, 508788, 635985, 847980, 1271970, 2543940]

約数ペア:

[(1, 2543940), (2, 1271970), (3, 847980), (4, 635985), (5, 508788), (6, 423990), (7, 363420), (9, 282660), (10, 254394), (12, 211995), (14, 181710), (15, 169596), (18, 141330), (20, 127197), (21, 121140), (27, 94220), (28, 90855), (30, 84798), (35, 72684), (36, 70665), (42, 60570), (45, 56532), (54, 47110), (60, 42399), (63, 40380), (70, 36342), (84, 30285), (90, 28266), (105, 24228), (108, 23555), (126, 20190), (135, 18844), (140, 18171), (180, 14133), (189, 13460), (210, 12114), (252, 10095), (270, 9422), (315, 8076), (378, 6730), (420, 6057), (540, 4711), (630, 4038), (673, 3780), (756, 3365), (945, 2692), (1260, 2019), (1346, 1890)]