65352780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:328

約数の個数: 144

約数和(自身を含む): 211891680

約数和(自身を除く): 146538900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 97, 114, 171, 180, 190, 194, 197, 228, 285, 291, 342, 380, 388, 394, 485, 570, 582, 591, 684, 788, 855, 873, 970, 985, 1140, 1164, 1182, 1455, 1710, 1746, 1773, 1843, 1940, 1970, 2364, 2910, 2955, 3420, 3492, 3546, 3686, 3743, 3940, 4365, 5529, 5820, 5910, 7092, 7372, 7486, 8730, 8865, 9215, 11058, 11229, 11820, 14972, 16587, 17460, 17730, 18430, 18715, 19109, 22116, 22458, 27645, 33174, 33687, 35460, 36860, 37430, 38218, 44916, 55290, 56145, 57327, 66348, 67374, 74860, 76436, 82935, 95545, 110580, 112290, 114654, 134748, 165870, 168435, 171981, 191090, 224580, 229308, 286635, 331740, 336870, 343962, 363071, 382180, 573270, 673740, 687924, 726142, 859905, 1089213, 1146540, 1452284, 1719810, 1815355, 2178426, 3267639, 3439620, 3630710, 4356852, 5446065, 6535278, 7261420, 10892130, 13070556, 16338195, 21784260, 32676390, 65352780]

約数ペア:

[(1, 65352780), (2, 32676390), (3, 21784260), (4, 16338195), (5, 13070556), (6, 10892130), (9, 7261420), (10, 6535278), (12, 5446065), (15, 4356852), (18, 3630710), (19, 3439620), (20, 3267639), (30, 2178426), (36, 1815355), (38, 1719810), (45, 1452284), (57, 1146540), (60, 1089213), (76, 859905), (90, 726142), (95, 687924), (97, 673740), (114, 573270), (171, 382180), (180, 363071), (190, 343962), (194, 336870), (197, 331740), (228, 286635), (285, 229308), (291, 224580), (342, 191090), (380, 171981), (388, 168435), (394, 165870), (485, 134748), (570, 114654), (582, 112290), (591, 110580), (684, 95545), (788, 82935), (855, 76436), (873, 74860), (970, 67374), (985, 66348), (1140, 57327), (1164, 56145), (1182, 55290), (1455, 44916), (1710, 38218), (1746, 37430), (1773, 36860), (1843, 35460), (1940, 33687), (1970, 33174), (2364, 27645), (2910, 22458), (2955, 22116), (3420, 19109), (3492, 18715), (3546, 18430), (3686, 17730), (3743, 17460), (3940, 16587), (4365, 14972), (5529, 11820), (5820, 11229), (5910, 11058), (7092, 9215), (7372, 8865), (7486, 8730)]