12896820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1$

素因数の和:459

約数の個数: 120

約数和(自身を含む): 42688800

約数和(自身を除く): 29791980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 81, 90, 95, 108, 114, 135, 162, 171, 180, 190, 228, 270, 285, 324, 342, 380, 405, 419, 513, 540, 570, 684, 810, 838, 855, 1026, 1140, 1257, 1539, 1620, 1676, 1710, 2052, 2095, 2514, 2565, 3078, 3420, 3771, 4190, 5028, 5130, 6156, 6285, 7542, 7695, 7961, 8380, 10260, 11313, 12570, 15084, 15390, 15922, 18855, 22626, 23883, 25140, 30780, 31844, 33939, 37710, 39805, 45252, 47766, 56565, 67878, 71649, 75420, 79610, 95532, 113130, 119415, 135756, 143298, 159220, 169695, 214947, 226260, 238830, 286596, 339390, 358245, 429894, 477660, 644841, 678780, 716490, 859788, 1074735, 1289682, 1432980, 2149470, 2579364, 3224205, 4298940, 6448410, 12896820]

約数ペア:

[(1, 12896820), (2, 6448410), (3, 4298940), (4, 3224205), (5, 2579364), (6, 2149470), (9, 1432980), (10, 1289682), (12, 1074735), (15, 859788), (18, 716490), (19, 678780), (20, 644841), (27, 477660), (30, 429894), (36, 358245), (38, 339390), (45, 286596), (54, 238830), (57, 226260), (60, 214947), (76, 169695), (81, 159220), (90, 143298), (95, 135756), (108, 119415), (114, 113130), (135, 95532), (162, 79610), (171, 75420), (180, 71649), (190, 67878), (228, 56565), (270, 47766), (285, 45252), (324, 39805), (342, 37710), (380, 33939), (405, 31844), (419, 30780), (513, 25140), (540, 23883), (570, 22626), (684, 18855), (810, 15922), (838, 15390), (855, 15084), (1026, 12570), (1140, 11313), (1257, 10260), (1539, 8380), (1620, 7961), (1676, 7695), (1710, 7542), (2052, 6285), (2095, 6156), (2514, 5130), (2565, 5028), (3078, 4190), (3420, 3771)]