139491540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{40787}}^1$

素因数の和:40821

約数の個数: 72

約数和(自身を含む): 445404960

約数和(自身を除く): 305913420

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, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 40787, 81574, 122361, 163148, 203935, 244722, 367083, 407870, 489444, 611805, 734166, 774953, 815740, 1223610, 1468332, 1549906, 1835415, 2324859, 2447220, 3099812, 3670830, 3874765, 4649718, 6974577, 7341660, 7749530, 9299436, 11624295, 13949154, 15499060, 23248590, 27898308, 34872885, 46497180, 69745770, 139491540]

約数ペア:

[(1, 139491540), (2, 69745770), (3, 46497180), (4, 34872885), (5, 27898308), (6, 23248590), (9, 15499060), (10, 13949154), (12, 11624295), (15, 9299436), (18, 7749530), (19, 7341660), (20, 6974577), (30, 4649718), (36, 3874765), (38, 3670830), (45, 3099812), (57, 2447220), (60, 2324859), (76, 1835415), (90, 1549906), (95, 1468332), (114, 1223610), (171, 815740), (180, 774953), (190, 734166), (228, 611805), (285, 489444), (342, 407870), (380, 367083), (570, 244722), (684, 203935), (855, 163148), (1140, 122361), (1710, 81574), (3420, 40787)]