161328816

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:280

約数の個数: 180

約数和(自身を含む): 509404896

約数和(自身を除く): 348076080

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 47, 48, 66, 72, 88, 94, 99, 121, 132, 141, 144, 176, 188, 197, 198, 242, 264, 282, 363, 376, 394, 396, 423, 484, 517, 528, 564, 591, 726, 752, 788, 792, 846, 968, 1034, 1089, 1128, 1182, 1452, 1551, 1576, 1584, 1692, 1773, 1936, 2068, 2167, 2178, 2256, 2364, 2904, 3102, 3152, 3384, 3546, 4136, 4334, 4356, 4653, 4728, 5687, 5808, 6204, 6501, 6768, 7092, 8272, 8668, 8712, 9259, 9306, 9456, 11374, 12408, 13002, 14184, 17061, 17336, 17424, 18518, 18612, 19503, 22748, 23837, 24816, 26004, 27777, 28368, 34122, 34672, 37036, 37224, 39006, 45496, 47674, 51183, 52008, 55554, 68244, 71511, 74072, 74448, 78012, 83331, 90992, 95348, 101849, 102366, 104016, 111108, 136488, 143022, 148144, 156024, 166662, 190696, 203698, 204732, 214533, 222216, 272976, 286044, 305547, 312048, 333324, 381392, 407396, 409464, 429066, 444432, 572088, 611094, 666648, 814792, 818928, 858132, 916641, 1120339, 1144176, 1222188, 1333296, 1629584, 1716264, 1833282, 2240678, 2444376, 3361017, 3432528, 3666564, 4481356, 4888752, 6722034, 7333128, 8962712, 10083051, 13444068, 14666256, 17925424, 20166102, 26888136, 40332204, 53776272, 80664408, 161328816]

約数ペア:

[(1, 161328816), (2, 80664408), (3, 53776272), (4, 40332204), (6, 26888136), (8, 20166102), (9, 17925424), (11, 14666256), (12, 13444068), (16, 10083051), (18, 8962712), (22, 7333128), (24, 6722034), (33, 4888752), (36, 4481356), (44, 3666564), (47, 3432528), (48, 3361017), (66, 2444376), (72, 2240678), (88, 1833282), (94, 1716264), (99, 1629584), (121, 1333296), (132, 1222188), (141, 1144176), (144, 1120339), (176, 916641), (188, 858132), (197, 818928), (198, 814792), (242, 666648), (264, 611094), (282, 572088), (363, 444432), (376, 429066), (394, 409464), (396, 407396), (423, 381392), (484, 333324), (517, 312048), (528, 305547), (564, 286044), (591, 272976), (726, 222216), (752, 214533), (788, 204732), (792, 203698), (846, 190696), (968, 166662), (1034, 156024), (1089, 148144), (1128, 143022), (1182, 136488), (1452, 111108), (1551, 104016), (1576, 102366), (1584, 101849), (1692, 95348), (1773, 90992), (1936, 83331), (2068, 78012), (2167, 74448), (2178, 74072), (2256, 71511), (2364, 68244), (2904, 55554), (3102, 52008), (3152, 51183), (3384, 47674), (3546, 45496), (4136, 39006), (4334, 37224), (4356, 37036), (4653, 34672), (4728, 34122), (5687, 28368), (5808, 27777), (6204, 26004), (6501, 24816), (6768, 23837), (7092, 22748), (8272, 19503), (8668, 18612), (8712, 18518), (9259, 17424), (9306, 17336), (9456, 17061), (11374, 14184), (12408, 13002)]