155785788

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{79}}^1$

素因数の和:173

約数の個数: 144

約数和(自身を含む): 444864000

約数和(自身を除く): 289078212

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 31, 36, 38, 54, 57, 62, 76, 79, 93, 108, 114, 124, 158, 171, 186, 228, 237, 279, 316, 342, 372, 474, 513, 558, 589, 684, 711, 837, 948, 961, 1026, 1116, 1178, 1422, 1501, 1674, 1767, 1922, 2052, 2133, 2356, 2449, 2844, 2883, 3002, 3348, 3534, 3844, 4266, 4503, 4898, 5301, 5766, 6004, 7068, 7347, 8532, 8649, 9006, 9796, 10602, 11532, 13509, 14694, 15903, 17298, 18012, 18259, 21204, 22041, 25947, 27018, 29388, 31806, 34596, 36518, 40527, 44082, 46531, 51894, 54036, 54777, 63612, 66123, 73036, 75919, 81054, 88164, 93062, 103788, 109554, 132246, 139593, 151838, 162108, 164331, 186124, 219108, 227757, 264492, 279186, 303676, 328662, 418779, 455514, 492993, 558372, 657324, 683271, 837558, 911028, 985986, 1256337, 1366542, 1442461, 1675116, 1971972, 2049813, 2512674, 2733084, 2884922, 4099626, 4327383, 5025348, 5769844, 8199252, 8654766, 12982149, 17309532, 25964298, 38946447, 51928596, 77892894, 155785788]

約数ペア:

[(1, 155785788), (2, 77892894), (3, 51928596), (4, 38946447), (6, 25964298), (9, 17309532), (12, 12982149), (18, 8654766), (19, 8199252), (27, 5769844), (31, 5025348), (36, 4327383), (38, 4099626), (54, 2884922), (57, 2733084), (62, 2512674), (76, 2049813), (79, 1971972), (93, 1675116), (108, 1442461), (114, 1366542), (124, 1256337), (158, 985986), (171, 911028), (186, 837558), (228, 683271), (237, 657324), (279, 558372), (316, 492993), (342, 455514), (372, 418779), (474, 328662), (513, 303676), (558, 279186), (589, 264492), (684, 227757), (711, 219108), (837, 186124), (948, 164331), (961, 162108), (1026, 151838), (1116, 139593), (1178, 132246), (1422, 109554), (1501, 103788), (1674, 93062), (1767, 88164), (1922, 81054), (2052, 75919), (2133, 73036), (2356, 66123), (2449, 63612), (2844, 54777), (2883, 54036), (3002, 51894), (3348, 46531), (3534, 44082), (3844, 40527), (4266, 36518), (4503, 34596), (4898, 31806), (5301, 29388), (5766, 27018), (6004, 25947), (7068, 22041), (7347, 21204), (8532, 18259), (8649, 18012), (9006, 17298), (9796, 15903), (10602, 14694), (11532, 13509)]