2004660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:102

約数の個数: 144

約数和(自身を含む): 7303296

約数和(自身を除く): 5298636

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 37, 42, 43, 45, 60, 63, 70, 74, 84, 86, 90, 105, 111, 126, 129, 140, 148, 172, 180, 185, 210, 215, 222, 252, 258, 259, 301, 315, 333, 370, 387, 420, 430, 444, 516, 518, 555, 602, 630, 645, 666, 740, 774, 777, 860, 903, 1036, 1110, 1204, 1260, 1290, 1295, 1332, 1505, 1548, 1554, 1591, 1665, 1806, 1935, 2220, 2331, 2580, 2590, 2709, 3010, 3108, 3182, 3330, 3612, 3870, 3885, 4515, 4662, 4773, 5180, 5418, 6020, 6364, 6660, 7740, 7770, 7955, 9030, 9324, 9546, 10836, 11137, 11655, 13545, 14319, 15540, 15910, 18060, 19092, 22274, 23310, 23865, 27090, 28638, 31820, 33411, 44548, 46620, 47730, 54180, 55685, 57276, 66822, 71595, 95460, 100233, 111370, 133644, 143190, 167055, 200466, 222740, 286380, 334110, 400932, 501165, 668220, 1002330, 2004660]

約数ペア:

[(1, 2004660), (2, 1002330), (3, 668220), (4, 501165), (5, 400932), (6, 334110), (7, 286380), (9, 222740), (10, 200466), (12, 167055), (14, 143190), (15, 133644), (18, 111370), (20, 100233), (21, 95460), (28, 71595), (30, 66822), (35, 57276), (36, 55685), (37, 54180), (42, 47730), (43, 46620), (45, 44548), (60, 33411), (63, 31820), (70, 28638), (74, 27090), (84, 23865), (86, 23310), (90, 22274), (105, 19092), (111, 18060), (126, 15910), (129, 15540), (140, 14319), (148, 13545), (172, 11655), (180, 11137), (185, 10836), (210, 9546), (215, 9324), (222, 9030), (252, 7955), (258, 7770), (259, 7740), (301, 6660), (315, 6364), (333, 6020), (370, 5418), (387, 5180), (420, 4773), (430, 4662), (444, 4515), (516, 3885), (518, 3870), (555, 3612), (602, 3330), (630, 3182), (645, 3108), (666, 3010), (740, 2709), (774, 2590), (777, 2580), (860, 2331), (903, 2220), (1036, 1935), (1110, 1806), (1204, 1665), (1260, 1591), (1290, 1554), (1295, 1548), (1332, 1505)]