268377660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{809}}^1$

素因数の和:940

約数の個数: 144

約数和(自身を含む): 866829600

約数和(自身を除く): 598451940

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, 228, 285, 291, 342, 380, 388, 485, 570, 582, 684, 809, 855, 873, 970, 1140, 1164, 1455, 1618, 1710, 1746, 1843, 1940, 2427, 2910, 3236, 3420, 3492, 3686, 4045, 4365, 4854, 5529, 5820, 7281, 7372, 8090, 8730, 9215, 9708, 11058, 12135, 14562, 15371, 16180, 16587, 17460, 18430, 22116, 24270, 27645, 29124, 30742, 33174, 36405, 36860, 46113, 48540, 55290, 61484, 66348, 72810, 76855, 78473, 82935, 92226, 110580, 138339, 145620, 153710, 156946, 165870, 184452, 230565, 235419, 276678, 307420, 313892, 331740, 392365, 461130, 470838, 553356, 691695, 706257, 784730, 922260, 941676, 1177095, 1383390, 1412514, 1490987, 1569460, 2354190, 2766780, 2825028, 2981974, 3531285, 4472961, 4708380, 5963948, 7062570, 7454935, 8945922, 13418883, 14125140, 14909870, 17891844, 22364805, 26837766, 29819740, 44729610, 53675532, 67094415, 89459220, 134188830, 268377660]

約数ペア:

[(1, 268377660), (2, 134188830), (3, 89459220), (4, 67094415), (5, 53675532), (6, 44729610), (9, 29819740), (10, 26837766), (12, 22364805), (15, 17891844), (18, 14909870), (19, 14125140), (20, 13418883), (30, 8945922), (36, 7454935), (38, 7062570), (45, 5963948), (57, 4708380), (60, 4472961), (76, 3531285), (90, 2981974), (95, 2825028), (97, 2766780), (114, 2354190), (171, 1569460), (180, 1490987), (190, 1412514), (194, 1383390), (228, 1177095), (285, 941676), (291, 922260), (342, 784730), (380, 706257), (388, 691695), (485, 553356), (570, 470838), (582, 461130), (684, 392365), (809, 331740), (855, 313892), (873, 307420), (970, 276678), (1140, 235419), (1164, 230565), (1455, 184452), (1618, 165870), (1710, 156946), (1746, 153710), (1843, 145620), (1940, 138339), (2427, 110580), (2910, 92226), (3236, 82935), (3420, 78473), (3492, 76855), (3686, 72810), (4045, 66348), (4365, 61484), (4854, 55290), (5529, 48540), (5820, 46113), (7281, 36860), (7372, 36405), (8090, 33174), (8730, 30742), (9215, 29124), (9708, 27645), (11058, 24270), (12135, 22116), (14562, 18430), (15371, 17460), (16180, 16587)]