42421980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:343

約数の個数: 96

約数和(自身を含む): 123875136

約数和(自身を除く): 81453156

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 97, 111, 148, 185, 194, 197, 222, 291, 370, 388, 394, 444, 485, 555, 582, 591, 740, 788, 970, 985, 1110, 1164, 1182, 1455, 1940, 1970, 2220, 2364, 2910, 2955, 3589, 3940, 5820, 5910, 7178, 7289, 10767, 11820, 14356, 14578, 17945, 19109, 21534, 21867, 29156, 35890, 36445, 38218, 43068, 43734, 53835, 57327, 71780, 72890, 76436, 87468, 95545, 107670, 109335, 114654, 145780, 191090, 215340, 218670, 229308, 286635, 382180, 437340, 573270, 707033, 1146540, 1414066, 2121099, 2828132, 3535165, 4242198, 7070330, 8484396, 10605495, 14140660, 21210990, 42421980]

約数ペア:

[(1, 42421980), (2, 21210990), (3, 14140660), (4, 10605495), (5, 8484396), (6, 7070330), (10, 4242198), (12, 3535165), (15, 2828132), (20, 2121099), (30, 1414066), (37, 1146540), (60, 707033), (74, 573270), (97, 437340), (111, 382180), (148, 286635), (185, 229308), (194, 218670), (197, 215340), (222, 191090), (291, 145780), (370, 114654), (388, 109335), (394, 107670), (444, 95545), (485, 87468), (555, 76436), (582, 72890), (591, 71780), (740, 57327), (788, 53835), (970, 43734), (985, 43068), (1110, 38218), (1164, 36445), (1182, 35890), (1455, 29156), (1940, 21867), (1970, 21534), (2220, 19109), (2364, 17945), (2910, 14578), (2955, 14356), (3589, 11820), (3940, 10767), (5820, 7289), (5910, 7178)]