207816420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{311}}^1$

素因数の和:410

約数の個数: 192

約数和(自身を含む): 701116416

約数和(自身を除く): 493299996

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 37, 42, 43, 60, 70, 74, 84, 86, 105, 111, 129, 140, 148, 172, 185, 210, 215, 222, 258, 259, 301, 311, 370, 420, 430, 444, 516, 518, 555, 602, 622, 645, 740, 777, 860, 903, 933, 1036, 1110, 1204, 1244, 1290, 1295, 1505, 1554, 1555, 1591, 1806, 1866, 2177, 2220, 2580, 2590, 3010, 3108, 3110, 3182, 3612, 3732, 3885, 4354, 4515, 4665, 4773, 5180, 6020, 6220, 6364, 6531, 7770, 7955, 8708, 9030, 9330, 9546, 10885, 11137, 11507, 13062, 13373, 15540, 15910, 18060, 18660, 19092, 21770, 22274, 23014, 23865, 26124, 26746, 31820, 32655, 33411, 34521, 40119, 43540, 44548, 46028, 47730, 53492, 55685, 57535, 65310, 66822, 66865, 69042, 80238, 80549, 93611, 95460, 111370, 115070, 130620, 133644, 133730, 138084, 160476, 161098, 167055, 172605, 187222, 200595, 222740, 230140, 241647, 267460, 280833, 322196, 334110, 345210, 374444, 401190, 402745, 468055, 483294, 494801, 561666, 668220, 690420, 802380, 805490, 936110, 966588, 989602, 1123332, 1208235, 1404165, 1484403, 1610980, 1872220, 1979204, 2416470, 2474005, 2808330, 2968806, 3463607, 4832940, 4948010, 5616660, 5937612, 6927214, 7422015, 9896020, 10390821, 13854428, 14844030, 17318035, 20781642, 29688060, 34636070, 41563284, 51954105, 69272140, 103908210, 207816420]

約数ペア:

[(1, 207816420), (2, 103908210), (3, 69272140), (4, 51954105), (5, 41563284), (6, 34636070), (7, 29688060), (10, 20781642), (12, 17318035), (14, 14844030), (15, 13854428), (20, 10390821), (21, 9896020), (28, 7422015), (30, 6927214), (35, 5937612), (37, 5616660), (42, 4948010), (43, 4832940), (60, 3463607), (70, 2968806), (74, 2808330), (84, 2474005), (86, 2416470), (105, 1979204), (111, 1872220), (129, 1610980), (140, 1484403), (148, 1404165), (172, 1208235), (185, 1123332), (210, 989602), (215, 966588), (222, 936110), (258, 805490), (259, 802380), (301, 690420), (311, 668220), (370, 561666), (420, 494801), (430, 483294), (444, 468055), (516, 402745), (518, 401190), (555, 374444), (602, 345210), (622, 334110), (645, 322196), (740, 280833), (777, 267460), (860, 241647), (903, 230140), (933, 222740), (1036, 200595), (1110, 187222), (1204, 172605), (1244, 167055), (1290, 161098), (1295, 160476), (1505, 138084), (1554, 133730), (1555, 133644), (1591, 130620), (1806, 115070), (1866, 111370), (2177, 95460), (2220, 93611), (2580, 80549), (2590, 80238), (3010, 69042), (3108, 66865), (3110, 66822), (3182, 65310), (3612, 57535), (3732, 55685), (3885, 53492), (4354, 47730), (4515, 46028), (4665, 44548), (4773, 43540), (5180, 40119), (6020, 34521), (6220, 33411), (6364, 32655), (6531, 31820), (7770, 26746), (7955, 26124), (8708, 23865), (9030, 23014), (9330, 22274), (9546, 21770), (10885, 19092), (11137, 18660), (11507, 18060), (13062, 15910), (13373, 15540)]