38690460

素因数分解:

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

素因数の和:462

約数の個数: 144

約数和(自身を含む): 128419200

約数和(自身を除く): 89728740

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, 243, 270, 285, 324, 342, 380, 405, 419, 486, 513, 540, 570, 684, 810, 838, 855, 972, 1026, 1140, 1215, 1257, 1539, 1620, 1676, 1710, 2052, 2095, 2430, 2514, 2565, 3078, 3420, 3771, 4190, 4617, 4860, 5028, 5130, 6156, 6285, 7542, 7695, 7961, 8380, 9234, 10260, 11313, 12570, 15084, 15390, 15922, 18468, 18855, 22626, 23085, 23883, 25140, 30780, 31844, 33939, 37710, 39805, 45252, 46170, 47766, 56565, 67878, 71649, 75420, 79610, 92340, 95532, 101817, 113130, 119415, 135756, 143298, 159220, 169695, 203634, 214947, 226260, 238830, 286596, 339390, 358245, 407268, 429894, 477660, 509085, 644841, 678780, 716490, 859788, 1018170, 1074735, 1289682, 1432980, 1934523, 2036340, 2149470, 2579364, 3224205, 3869046, 4298940, 6448410, 7738092, 9672615, 12896820, 19345230, 38690460]

約数ペア:

[(1, 38690460), (2, 19345230), (3, 12896820), (4, 9672615), (5, 7738092), (6, 6448410), (9, 4298940), (10, 3869046), (12, 3224205), (15, 2579364), (18, 2149470), (19, 2036340), (20, 1934523), (27, 1432980), (30, 1289682), (36, 1074735), (38, 1018170), (45, 859788), (54, 716490), (57, 678780), (60, 644841), (76, 509085), (81, 477660), (90, 429894), (95, 407268), (108, 358245), (114, 339390), (135, 286596), (162, 238830), (171, 226260), (180, 214947), (190, 203634), (228, 169695), (243, 159220), (270, 143298), (285, 135756), (324, 119415), (342, 113130), (380, 101817), (405, 95532), (419, 92340), (486, 79610), (513, 75420), (540, 71649), (570, 67878), (684, 56565), (810, 47766), (838, 46170), (855, 45252), (972, 39805), (1026, 37710), (1140, 33939), (1215, 31844), (1257, 30780), (1539, 25140), (1620, 23883), (1676, 23085), (1710, 22626), (2052, 18855), (2095, 18468), (2430, 15922), (2514, 15390), (2565, 15084), (3078, 12570), (3420, 11313), (3771, 10260), (4190, 9234), (4617, 8380), (4860, 7961), (5028, 7695), (5130, 7542), (6156, 6285)]