72232020

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:319

約数の個数: 192

約数和(自身を含む): 260789760

約数和(自身を除く): 188557740

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, 97, 105, 108, 126, 135, 140, 180, 189, 194, 197, 210, 252, 270, 291, 315, 378, 388, 394, 420, 485, 540, 582, 591, 630, 679, 756, 788, 873, 945, 970, 985, 1164, 1182, 1260, 1358, 1379, 1455, 1746, 1773, 1890, 1940, 1970, 2037, 2364, 2619, 2716, 2758, 2910, 2955, 3395, 3492, 3546, 3780, 3940, 4074, 4137, 4365, 5238, 5319, 5516, 5820, 5910, 6111, 6790, 6895, 7092, 8148, 8274, 8730, 8865, 10185, 10476, 10638, 11820, 12222, 12411, 13095, 13580, 13790, 16548, 17460, 17730, 18333, 19109, 20370, 20685, 21276, 24444, 24822, 26190, 26595, 27580, 30555, 35460, 36666, 37233, 38218, 40740, 41370, 49644, 52380, 53190, 57327, 61110, 62055, 73332, 74466, 76436, 82740, 91665, 95545, 106380, 114654, 122220, 124110, 133763, 148932, 171981, 183330, 186165, 191090, 229308, 248220, 267526, 286635, 343962, 366660, 372330, 382180, 401289, 515943, 535052, 573270, 668815, 687924, 744660, 802578, 859905, 1031886, 1146540, 1203867, 1337630, 1605156, 1719810, 2006445, 2063772, 2407734, 2579715, 2675260, 3439620, 3611601, 4012890, 4815468, 5159430, 6019335, 7223202, 8025780, 10318860, 12038670, 14446404, 18058005, 24077340, 36116010, 72232020]

約数ペア:

[(1, 72232020), (2, 36116010), (3, 24077340), (4, 18058005), (5, 14446404), (6, 12038670), (7, 10318860), (9, 8025780), (10, 7223202), (12, 6019335), (14, 5159430), (15, 4815468), (18, 4012890), (20, 3611601), (21, 3439620), (27, 2675260), (28, 2579715), (30, 2407734), (35, 2063772), (36, 2006445), (42, 1719810), (45, 1605156), (54, 1337630), (60, 1203867), (63, 1146540), (70, 1031886), (84, 859905), (90, 802578), (97, 744660), (105, 687924), (108, 668815), (126, 573270), (135, 535052), (140, 515943), (180, 401289), (189, 382180), (194, 372330), (197, 366660), (210, 343962), (252, 286635), (270, 267526), (291, 248220), (315, 229308), (378, 191090), (388, 186165), (394, 183330), (420, 171981), (485, 148932), (540, 133763), (582, 124110), (591, 122220), (630, 114654), (679, 106380), (756, 95545), (788, 91665), (873, 82740), (945, 76436), (970, 74466), (985, 73332), (1164, 62055), (1182, 61110), (1260, 57327), (1358, 53190), (1379, 52380), (1455, 49644), (1746, 41370), (1773, 40740), (1890, 38218), (1940, 37233), (1970, 36666), (2037, 35460), (2364, 30555), (2619, 27580), (2716, 26595), (2758, 26190), (2910, 24822), (2955, 24444), (3395, 21276), (3492, 20685), (3546, 20370), (3780, 19109), (3940, 18333), (4074, 17730), (4137, 17460), (4365, 16548), (5238, 13790), (5319, 13580), (5516, 13095), (5820, 12411), (5910, 12222), (6111, 11820), (6790, 10638), (6895, 10476), (7092, 10185), (8148, 8865), (8274, 8730)]